Patrick Tucci / Dorothea Withington Hanchar / Roger W. Lee

UIUC:30112098737627

Groundwater flow

John W. Busey / Travis W. Busey

9781476624365 / 1476624364

History

William W. Sellers

Richard W. Gombert

9781434457264 / 1434457265

Literary Criticism

Burton W. Ray / Joe Bernard Fehrenbacher / University of Illinois (Urbana-Champaign campus). Agricultural Experiment Station / Herman L. Wascher

UIUC:30112019543377

Soil surveys

C. Dickie Williamson / Charles W. Parry / Edmund T. Pratt (Jr.) / Henry M. Powers / John C. Kenefick / Richard E. Marburger

CUB:P101170413011

Aluminum industry and trade

Leslie C. Allen / Myron Augsburger / Stuart Briscoe / Paul Cedar / Kenneth L. Chafin / Gary W. Demarest / Russell H. Dilday / Maxie D. Dunnam / Louis Evans / Sinclair B. Ferguson / Roger Fredrikson / John Guest / David A. Hubbard / John A. Huffman / David Jackman / Walter C. Kaiser, Jr. / Bruce Larson / John C. Maxwell / David L. McKenna / Earl Palmer / James Philip / Mark D. Roberts / Douglas Stuart / Don Williams

9781418587581 / 1418587583

Religion

Howard Van Epps / John W. Akin

HARVARD:32044053398277

Annotations and citations (Law)

Stanley W. Campbell

9781469610078 / 1469610078

History

Eugene W. Haviland

HARVARD:32044053404182

Annotations and citations (Law)

Charles W. Heckman

9781402048029 / 1402048025

Science

Jonathan W. Singer

1585441600 / 9781585441600

Business & Economics

Betty Dooley-Awbrey / Claude W. Dooley / Texas Historical Commission

9781589792432 / 1589792432

History

Stefan Grundmann / Hans-W. Micklitz / Moritz Renner

9781108486507 / 1108486509

Law

Bernice W. Kliman

0719027322 / 9780719027321

Drama

Charles W. Heckman

9781402081767 / 1402081766

Science

W. John Nelson / C. Pius Weibel

UIUC:30112121907031

Geology

Bufford W. Coe

0934223394 / 9780934223393

Biography & Autobiography

Wilhelm Hauff / Charles Dickens / Mark Twain / Harriet Beecher Stowe / Oscar Wilde / Robert Louis Stevenson / Edgar Allan Poe / William Hope Hodgson / Joseph Sheridan Le Fanu / John Buchan / Louis Tracy / Bram Stoker / Henry James / Théophile Gautier / Arthur Conan Doyle / Algernon Blackwood / Thomas De Quincey / John Meade Falkner / Guy de Maupassant / Thomas Hardy / Daniel Defoe / John Kendrick Bangs / Cleveland Moffett / Rudyard Kipling / Ambrose Bierce / Frederick Marryat / Washington Irving / Nathaniel Hawthorne / Grant Allen / Arthur Machen / Wilkie Collins / Saki / William Makepeace Thackeray / Thomas Peckett Prest / James Malcolm Rymer / Walter Hubbell / Charlotte Perkins Gilman / Richard Marsh / Catherine Crowe / H. G. Wells / Robert W. Chambers / W. W. Jacobs / E. F. Benson / Jerome K. Jerome / M. R. James / E. T. A. Hoffmann / H. P. Lovecraft / Robert E. Howard / Edith Nesbit / Sabine Baring-Gould / Francis Marion Crawford / Mary Elizabeth Braddon / Mary Louisa Molesworth / Mary E. Wilkins Freeman / Nikolai Gogol / Mary Shelley / Elizabeth Gaskell / Gertrude Atherton / Edward Bulwer-Lytton / Louisa M. Alcott / Amelia B. Edwards / Fitz-James O'Brien / Émile Erckmann / Alexandre Chatrian / Pedro De Alarçon / J. K. Huysmans

EAN:8596547778059

Fiction

Wilhelm Hauff / Charles Dickens / Mark Twain / Harriet Beecher Stowe / Oscar Wilde / Robert Louis Stevenson / Edgar Allan Poe / William Hope Hodgson / Joseph Sheridan Le Fanu / John Buchan / Louis Tracy / Bram Stoker / Henry James / Théophile Gautier / Arthur Conan Doyle / Algernon Blackwood / Thomas De Quincey / John Meade Falkner / Guy de Maupassant / Thomas Hardy / Daniel Defoe / John Kendrick Bangs / Cleveland Moffett / Rudyard Kipling / Ambrose Bierce / Frederick Marryat / Washington Irving / Nathaniel Hawthorne / Grant Allen / Arthur Machen / Wilkie Collins / Saki / William Makepeace Thackeray / Thomas Peckett Prest / James Malcolm Rymer / Walter Hubbell / Charlotte Perkins Gilman / Richard Marsh / Catherine Crowe / H. G. Wells / Robert W. Chambers / W. W. Jacobs / E. F. Benson / Jerome K. Jerome / M. R. James / E. T. A. Hoffmann / H. P. Lovecraft / Robert E. Howard / Edith Nesbit / Sabine Baring-Gould / Francis Marion Crawford / Mary Elizabeth Braddon / Mary Louisa Molesworth / Mary E. Wilkins Freeman / Nikolai Gogol / Mary Shelley / Elizabeth Gaskell / Gertrude Atherton / Edward Bulwer-Lytton / Louisa M. Alcott / Amelia B. Edwards / Fitz-James O'Brien / Émile Erckmann / Alexandre Chatrian / Pedro De Alarçon / J. K. Huysmans

EAN:8596547780328

Fiction

Oscar W. Collet

WISC:89072966583

Deeds

William W. Williams

WISC:89061921524

Erie County (Ohio)

A W. Lincoln / A. W. Lincoln

HARVARD:32044053404190

Annotations and citations (Law)

Wilhelm Hauff / Charles Dickens / Mark Twain / Harriet Beecher Stowe / Adelbert von Chamisso / Oscar Wilde / Robert Louis Stevenson / Edgar Allan Poe / William Hope Hodgson / Joseph Sheridan Le Fanu / John Buchan / Louis Tracy / Bram Stoker / Anatole France / Charlotte Brontë / Emily Brontë / Jack London / Henry James / Théophile Gautier / Arthur Conan Doyle / Richard Le Gallienne / Jane Austen / Ralph Adams Cram / Thomas De Quincey / John Meade Falkner / Guy de Maupassant / Thomas Hardy / William Archer / Daniel Defoe / John Kendrick Bangs / Cleveland Moffett / Brander Matthews / Marie Belloc Lowndes / Horace Walpole / Rudyard Kipling / Lafcadio Hearn / Hugh Walpole / Ambrose Bierce / Frederick Marryat / Ellis Parker Butler / Washington Irving / Leonid Andreyev / David Lindsay / Nathaniel Hawthorne / Grant Allen / Arthur Machen / Wilkie Collins / Saki / William Makepeace Thackeray / Thomas Peckett Prest / James Malcolm Rymer / Fergus Hume / Edward Bellamy / Walter Hubbell / Charlotte Perkins Gilman / Leopold Kompert / Fitz James O'Brien / Richard Marsh / Florence Marryat / Catherine Crowe / Vincent O'Sullivan / H. G. Wells / Robert W. Chambers / W. W. Jacobs / M. P. Shiel / E. F. Benson / Jerome K. Jerome / M. R. James / E. T. A. Hoffmann / Stanley G. Weinbaum / George W. M. Reynolds / H. P. Lovecraft / Robert E. Howard / Edith Nesbit / William Thomas Beckford / Francis Marion Crawford / Lucy Maud Montgomery / Mary Elizabeth Braddon / Mary Louisa Molesworth / Mary E. Wilkins Freeman / Nikolai Gogol / Mary Shelley / Elizabeth Gaskell / Edward Bulwer-Lytton / Frank R. Stockton / A. T. Quiller-Couch / Ann Radcliffe / Louisa M. Alcott / Amelia B. Edwards / Leonard Kip / Matthew Gregory Lewis / Katherine Rickford / Bithia Mary Croker / Catherine L. Pirkis / Émile Erckmann / Alexandre Chatrian / Pedro De Alarçon / Pliny the Younger / Helena Blavatsky / Villiers de l'Isle Adam / William F. Harvey / Fiona Macleod / William T. Stead / Gambier Bolton / Andrew Jackson Davis / Nizida / Walter F. Prince / Chester Bailey Fernando / William Polidori / Sabine Baring Gould

EAN:8596547755036

Fiction

Wilhelm Hauff / Charles Dickens / Mark Twain / Harriet Beecher Stowe / Adelbert von Chamisso / Oscar Wilde / Robert Louis Stevenson / Edgar Allan Poe / William Hope Hodgson / Joseph Sheridan Le Fanu / John Buchan / Louis Tracy / Bram Stoker / Anatole France / Charlotte Brontë / Emily Brontë / Jack London / Henry James / Théophile Gautier / Arthur Conan Doyle / Richard Le Gallienne / Jane Austen / Ralph Adams Cram / Thomas De Quincey / John Meade Falkner / Guy de Maupassant / Thomas Hardy / William Archer / Daniel Defoe / John Kendrick Bangs / Cleveland Moffett / Brander Matthews / Marie Belloc Lowndes / Horace Walpole / Rudyard Kipling / Lafcadio Hearn / Hugh Walpole / Ambrose Bierce / Frederick Marryat / Ellis Parker Butler / Washington Irving / Leonid Andreyev / David Lindsay / Nathaniel Hawthorne / Grant Allen / Arthur Machen / Wilkie Collins / William Makepeace Thackeray / Thomas Peckett Prest / James Malcolm Rymer / Fergus Hume / Edward Bellamy / Walter Hubbell / Charlotte Perkins Gilman / Leopold Kompert / Richard Marsh / Florence Marryat / Catherine Crowe / John William Polidori / Vincent O'Sullivan / H. G. Wells / Robert W. Chambers / W. W. Jacobs / M. P. Shiel / E. F. Benson / Jerome K. Jerome / M. R. James / E. T. A. Hoffmann / Stanley G. Weinbaum / George W. M. Reynolds / H. P. Lovecraft / Robert E. Howard / Edith Nesbit / Sabine Baring-Gould / William Thomas Beckford / Francis Marion Crawford / Lucy Maud Montgomery / Mary Elizabeth Braddon / Mary Louisa Molesworth / Mary E. Wilkins Freeman / Nikolai Gogol / Mary Shelley / Elizabeth Gaskell / Edward Bulwer-Lytton / Frank R. Stockton / A. T. Quiller-Couch / Ann Radcliffe / Louisa M. Alcott / Amelia B. Edwards / Leonard Kip / Matthew Gregory Lewis / Fitz-James O'Brien / Katherine Rickford / Bithia Mary Croker / Catherine L. Pirkis / Émile Erckmann / Alexandre Chatrian / Pedro De Alarçon / H. H. Munro (Saki) / Pliny the Younger / Helena Blavatsky / Villiers de l'Isle Adam / William F. Harvey / Fiona Macleod / William T. Stead / Gambier Bolton / Andrew Jackson Davis / Nizida / Walter F. Prince / Chester Bailey Fernando

EAN:8596547791799

Fiction

Wilhelm Hauff / Charles Dickens / Mark Twain / Harriet Beecher Stowe / Adelbert von Chamisso / Oscar Wilde / Robert Louis Stevenson / Edgar Allan Poe / William Hope Hodgson / Joseph Sheridan Le Fanu / John Buchan / Louis Tracy / Bram Stoker / Anatole France / Charlotte Brontë / Emily Brontë / Jack London / Henry James / Théophile Gautier / Arthur Conan Doyle / Richard Le Gallienne / Jane Austen / Ralph Adams Cram / Thomas De Quincey / John Meade Falkner / Guy de Maupassant / Thomas Hardy / William Archer / Daniel Defoe / John Kendrick Bangs / Cleveland Moffett / Brander Matthews / Marie Belloc Lowndes / Horace Walpole / Rudyard Kipling / Lafcadio Hearn / Hugh Walpole / Ambrose Bierce / Frederick Marryat / Ellis Parker Butler / Washington Irving / Leonid Andreyev / David Lindsay / Nathaniel Hawthorne / Grant Allen / Arthur Machen / Wilkie Collins / William Makepeace Thackeray / Thomas Peckett Prest / James Malcolm Rymer / Fergus Hume / Edward Bellamy / Walter Hubbell / Charlotte Perkins Gilman / Leopold Kompert / Richard Marsh / Florence Marryat / Catherine Crowe / John William Polidori / Vincent O'Sullivan / H. G. Wells / Robert W. Chambers / W. W. Jacobs / M. P. Shiel / E. F. Benson / Jerome K. Jerome / M. R. James / E. T. A. Hoffmann / Stanley G. Weinbaum / George W. M. Reynolds / H. P. Lovecraft / Robert E. Howard / Edith Nesbit / Sabine Baring-Gould / William Thomas Beckford / Francis Marion Crawford / Lucy Maud Montgomery / Mary Elizabeth Braddon / Mary Louisa Molesworth / Mary E. Wilkins Freeman / Nikolai Gogol / Mary Shelley / Elizabeth Gaskell / Edward Bulwer-Lytton / Frank R. Stockton / A. T. Quiller-Couch / Ann Radcliffe / Louisa M. Alcott / Amelia B. Edwards / Leonard Kip / Matthew Gregory Lewis / Fitz-James O'Brien / Katherine Rickford / Bithia Mary Croker / Catherine L. Pirkis / Émile Erckmann / Alexandre Chatrian / Pedro De Alarçon / H. H. Munro (Saki) / Pliny the Younger / Helena Blavatsky / Villiers de l'Isle Adam / William F. Harvey / Fiona Macleod / William T. Stead / Gambier Bolton / Andrew Jackson Davis / Nizida / Walter F. Prince / Chester Bailey Fernando

EAN:8596547755081

Fiction

Wilhelm Hauff / Charles Dickens / Mark Twain / Harriet Beecher Stowe / Adelbert von Chamisso / Oscar Wilde / Robert Louis Stevenson / Edgar Allan Poe / William Hope Hodgson / Joseph Sheridan Le Fanu / John Buchan / Louis Tracy / Bram Stoker / Anatole France / Charlotte Brontë / Emily Brontë / Jack London / Henry James / Théophile Gautier / Arthur Conan Doyle / Richard Le Gallienne / Jane Austen / Algernon Blackwood / Ralph Adams Cram / Thomas De Quincey / John Meade Falkner / Guy de Maupassant / Thomas Hardy / William Archer / Daniel Defoe / John Kendrick Bangs / Cleveland Moffett / Brander Matthews / Marie Belloc Lowndes / Sax Rohmer / Horace Walpole / Rudyard Kipling / Lafcadio Hearn / Ambrose Bierce / Frederick Marryat / Ellis Parker Butler / Washington Irving / Leonid Andreyev / David Lindsay / Nathaniel Hawthorne / Grant Allen / Arthur Machen / Wilkie Collins / William Makepeace Thackeray / Thomas Peckett Prest / James Malcolm Rymer / Fergus Hume / Edward Bellamy / Walter Hubbell / S. Mukerji / Charlotte Perkins Gilman / Leopold Kompert / Richard Marsh / Florence Marryat / Catherine Crowe / Marjorie Bowen / John William Polidori / Vincent O'Sullivan / H. G. Wells / Robert W. Chambers / W. W. Jacobs / M. P. Shiel / E. F. Benson / Jerome K. Jerome / M. R. James / E. T. A. Hoffmann / George W. M. Reynolds / H. P. Lovecraft / Robert E. Howard / Edith Nesbit / Sabine Baring-Gould / William Thomas Beckford / Francis Marion Crawford / Mary Elizabeth Braddon / Mary Louisa Molesworth / Mary E. Wilkins Freeman / Nikolai Gogol / Mary Shelley / Elizabeth Gaskell / Gertrude Atherton / Edward Bulwer-Lytton / Frank R. Stockton / A. T. Quiller-Couch / Olivia Howard Dunbar / Ann Radcliffe / Louisa M. Alcott / Amelia B. Edwards / Leonard Kip / Matthew Gregory Lewis / Fitz-James O'Brien / Katherine Rickford / Bithia Mary Croker / Catherine L. Pirkis / Émile Erckmann / Alexandre Chatrian / Pedro De Alarçon / J. K. Huysmans / H. H. Munro (Saki) / Pliny the Younger / Helena Blavatsky / Villiers de l'Isle Adam / William F. Harvey / Fiona Macleod / William T. Stead / Gambier Bolton / Andrew Jackson Davis / Nizida / Walter F. Prince / Chester Bailey Fernando

EAN:8596547755043

Fiction

Wilhelm Hauff / Charles Dickens / Mark Twain / Harriet Beecher Stowe / Adelbert von Chamisso / Oscar Wilde / Robert Louis Stevenson / Edgar Allan Poe / William Hope Hodgson / Joseph Sheridan Le Fanu / John Buchan / Louis Tracy / Bram Stoker / Anatole France / Charlotte Brontë / Emily Brontë / Jack London / Henry James / Théophile Gautier / Arthur Conan Doyle / Richard Le Gallienne / Jane Austen / Algernon Blackwood / Ralph Adams Cram / Thomas De Quincey / John Meade Falkner / Guy de Maupassant / Thomas Hardy / William Archer / Daniel Defoe / John Kendrick Bangs / Cleveland Moffett / Brander Matthews / Marie Belloc Lowndes / Sax Rohmer / Horace Walpole / Rudyard Kipling / Lafcadio Hearn / Ambrose Bierce / Frederick Marryat / Ellis Parker Butler / Washington Irving / Leonid Andreyev / David Lindsay / Nathaniel Hawthorne / Grant Allen / Arthur Machen / Wilkie Collins / William Makepeace Thackeray / Thomas Peckett Prest / James Malcolm Rymer / Fergus Hume / Edward Bellamy / Walter Hubbell / S. Mukerji / Charlotte Perkins Gilman / Leopold Kompert / Richard Marsh / Florence Marryat / Catherine Crowe / Marjorie Bowen / John William Polidori / Vincent O'Sullivan / H. G. Wells / Robert W. Chambers / W. W. Jacobs / M. P. Shiel / E. F. Benson / Jerome K. Jerome / M. R. James / E. T. A. Hoffmann / George W. M. Reynolds / H. P. Lovecraft / Robert E. Howard / Edith Nesbit / Sabine Baring-Gould / William Thomas Beckford / Francis Marion Crawford / Mary Elizabeth Braddon / Mary Louisa Molesworth / Mary E. Wilkins Freeman / Nikolai Gogol / Mary Shelley / Elizabeth Gaskell / Gertrude Atherton / Edward Bulwer-Lytton / Frank R. Stockton / A. T. Quiller-Couch / Olivia Howard Dunbar / Ann Radcliffe / Louisa M. Alcott / Amelia B. Edwards / Leonard Kip / Matthew Gregory Lewis / Fitz-James O'Brien / Katherine Rickford / Bithia Mary Croker / Catherine L. Pirkis / Émile Erckmann / Alexandre Chatrian / Pedro De Alarçon / J. K. Huysmans / H. H. Munro (Saki) / Pliny the Younger / Helena Blavatsky / Villiers de l'Isle Adam / William F. Harvey / Fiona Macleod / William T. Stead / Gambier Bolton / Andrew Jackson Davis / Nizida / Walter F. Prince / Chester Bailey Fernando

EAN:8596547794035

Fiction

Wilhelm Hauff / Charles Dickens / Mark Twain / Harriet Beecher Stowe / Adelbert von Chamisso / Oscar Wilde / Robert Louis Stevenson / Edgar Allan Poe / William Hope Hodgson / Joseph Sheridan Le Fanu / John Buchan / Louis Tracy / Bram Stoker / Anatole France / Charlotte Brontë / Emily Brontë / Jack London / Henry James / Théophile Gautier / Arthur Conan Doyle / Richard Le Gallienne / Jane Austen / Algernon Blackwood / Ralph Adams Cram / Thomas De Quincey / John Meade Falkner / Guy de Maupassant / Thomas Hardy / William Archer / Daniel Defoe / John Kendrick Bangs / Cleveland Moffett / Brander Matthews / Marie Belloc Lowndes / Sax Rohmer / Horace Walpole / Rudyard Kipling / Lafcadio Hearn / Ambrose Bierce / Frederick Marryat / Ellis Parker Butler / Washington Irving / Leonid Andreyev / David Lindsay / Nathaniel Hawthorne / Grant Allen / Arthur Machen / Wilkie Collins / William Makepeace Thackeray / Thomas Peckett Prest / James Malcolm Rymer / Fergus Hume / Edward Bellamy / Walter Hubbell / S. Mukerji / Charlotte Perkins Gilman / Leopold Kompert / Richard Marsh / Florence Marryat / Catherine Crowe / Marjorie Bowen / John William Polidori / Vincent O'Sullivan / H. G. Wells / Robert W. Chambers / W. W. Jacobs / M. P. Shiel / E. F. Benson / Jerome K. Jerome / M. R. James / E. T. A. Hoffmann / George W. M. Reynolds / H. P. Lovecraft / Robert E. Howard / Edith Nesbit / Sabine Baring-Gould / William Thomas Beckford / Francis Marion Crawford / Mary Elizabeth Braddon / Mary Louisa Molesworth / Mary E. Wilkins Freeman / Nikolai Gogol / Mary Shelley / Elizabeth Gaskell / Gertrude Atherton / Edward Bulwer-Lytton / Frank R. Stockton / A. T. Quiller-Couch / Olivia Howard Dunbar / Ann Radcliffe / Louisa M. Alcott / Amelia B. Edwards / Leonard Kip / Matthew Gregory Lewis / Fitz-James O'Brien / Katherine Rickford / Bithia Mary Croker / Catherine L. Pirkis / Émile Erckmann / Alexandre Chatrian / Pedro De Alarçon / J. K. Huysmans / H. H. Munro (Saki) / Pliny the Younger / Helena Blavatsky / Villiers de l'Isle Adam / William F. Harvey / Fiona Macleod / William T. Stead / Gambier Bolton / Andrew Jackson Davis / Nizida / Walter F. Prince / Chester Bailey Fernando

EAN:8596547684046

Fiction

Wilhelm Hauff / Charles Dickens / Mark Twain / Harriet Beecher Stowe / Adelbert von Chamisso / Oscar Wilde / Robert Louis Stevenson / Edgar Allan Poe / William Hope Hodgson / Joseph Sheridan Le Fanu / John Buchan / Louis Tracy / Bram Stoker / Anatole France / Charlotte Brontë / Emily Brontë / Jack London / Henry James / Théophile Gautier / Arthur Conan Doyle / Richard Le Gallienne / Jane Austen / Algernon Blackwood / Ralph Adams Cram / Thomas De Quincey / John Meade Falkner / Guy de Maupassant / Thomas Hardy / William Archer / Daniel Defoe / John Kendrick Bangs / Cleveland Moffett / Brander Matthews / Marie Belloc Lowndes / Sax Rohmer / Horace Walpole / Rudyard Kipling / Lafcadio Hearn / Ambrose Bierce / Frederick Marryat / Ellis Parker Butler / Washington Irving / Leonid Andreyev / David Lindsay / Nathaniel Hawthorne / Grant Allen / Arthur Machen / Wilkie Collins / William Makepeace Thackeray / Thomas Peckett Prest / James Malcolm Rymer / Fergus Hume / Edward Bellamy / Walter Hubbell / S. Mukerji / Charlotte Perkins Gilman / Leopold Kompert / Richard Marsh / Florence Marryat / Catherine Crowe / Marjorie Bowen / John William Polidori / Vincent O'Sullivan / H. G. Wells / Robert W. Chambers / W. W. Jacobs / M. P. Shiel / E. F. Benson / Jerome K. Jerome / M. R. James / E. T. A. Hoffmann / George W. M. Reynolds / H. P. Lovecraft / Robert E. Howard / Edith Nesbit / Sabine Baring-Gould / William Thomas Beckford / Francis Marion Crawford / Mary Elizabeth Braddon / Mary Louisa Molesworth / Mary E. Wilkins Freeman / Nikolai Gogol / Mary Shelley / Elizabeth Gaskell / Gertrude Atherton / Edward Bulwer-Lytton / Frank R. Stockton / A. T. Quiller-Couch / Olivia Howard Dunbar / Ann Radcliffe / Louisa M. Alcott / Amelia B. Edwards / Leonard Kip / Matthew Gregory Lewis / Fitz-James O'Brien / Katherine Rickford / Bithia Mary Croker / Catherine L. Pirkis / Émile Erckmann / Alexandre Chatrian / Pedro De Alarçon / J. K. Huysmans / H. H. Munro (Saki) / Pliny the Younger / Helena Blavatsky / Villiers de l'Isle Adam / William F. Harvey / Fiona Macleod / William T. Stead / Gambier Bolton / Andrew Jackson Davis / Nizida / Walter F. Prince / Chester Bailey Fernando

EAN:8596547755067

Fiction