J. F. BARKER / J. K. Payen

OCLC:30164685

D. P. Moon / J. A. VanEcho / W. F. Simmons / J. F. Barker

UOM:39015095151703

Metals

Peter Fritz / J. F. Barker / J. E. Gale

ERDC:35925002188628

Groundwater

J. F. Barker

OCLC:632398090

J. F. Barker

PSU:000024918756

Groundwater

J. F. Baker

OCLC:458589575

Peter Fritz / J. F. Barker / J. E. Gale

OCLC:6347374

Groundwater

Eileen Ramsden / Ray Barker / Darrel Barsby / Rob Commons / Gez Rizzo / Michala Swales / Ian Wood / J F Rounce / T L Lowe / Joan Sybil Chambers / D J Crawshaw / Brian Jefferson / David Bowles / Eddie Mullan / Garry Wiseman / John Rayneau / Mike Heylings / Rob Wagner / Steve Cavill / Tony Beadsworth / C P Rourke / Mark Gaulter / Brian Gaulter / Robert Smedley / Ian Cook

9781382017862 / 1382017863

Juvenile Nonfiction

Jonathan Allday / Steve Adams / Eileen Ramsden / Ray Barker / Darrel Barsby / Rob Commons / Gez Rizzo / Michala Swales / Ian Wood / J F Rounce / T L Lowe / Joan Sybil Chambers / D J Crawshaw / Brian Jefferson / David Bowles / Eddie Mullan / Garry Wiseman / John Rayneau / Mike Heylings / Rob Wagner / Steve Cavill / Tony Beadsworth / C P Rourke / Mark Gaulter / Brian Gaulter

9781382017879 / 1382017871

Juvenile Nonfiction

Mary James / Michael Keene / Tamsin Cooke / David Wyatt / Anthony Russell / Jonathan Allday / Steve Adams / Eileen Ramsden / Ray Barker / Darrel Barsby / Rob Commons / Gez Rizzo / Michala Swales / Ian Wood / J F Rounce / T L Lowe / Joan Sybil Chambers / D J Crawshaw / Brian Jefferson / David Bowles / Eddie Mullan / Garry Wiseman / John Rayneau / Mike Heylings / Rob Wagner

9780198426097 / 0198426097

Juvenile Nonfiction

Atomic Energy of Canada Limited / J.F. Barker / J.S. Tessman

OCLC:639702733

R. W. Gillham / J. F. Barker / S. F. O'Hannesin / American Petroleum Institute. Health and Environmental Sciences Department / American Petroleum Institute. Groundwater Technical Task Force / University of Waterloo. Institute for Groundwater Research

OCLC:247358432

Groundwater

Tamsin Cooke / David Wyatt / Anthony Russell / Jonathan Allday / Steve Adams / Eileen Ramsden / Ray Barker / Darrel Barsby / Rob Commons / Gez Rizzo / Michala Swales / Ian Wood / J F Rounce / T L Lowe / Joan Sybil Chambers / D J Crawshaw / Brian Jefferson / David Bowles / Eddie Mullan / Garry Wiseman / John Rayneau / Mike Heylings / Rob Wagner / Steve Cavill

9780192749857 / 0192749854

Juvenile Fiction

Atomic Energy of Canada Limited / J.F. Barker / C.I. Mayfield

OCLC:639674200

R.W. Gillham / University of Waterloo : Department of Earth Sciences

OCLC:1141023931

J. F. Barker

OCLC:632398100

R. W. Gillham / J. F. Barker

OCLC:247358062

Groundwater

J. F. Barker / J. S. Tessman

OCLC:1411924687

R. W. Gillham

OCLC:78922829

Groundwater

C. I. Mayfield / Atomic Energy of Canada Limited / J. F. Barker / University of Waterloo

OCLC:58982722

Groundwater

J.F. Barker

OCLC:1460959519

Groundwater

J. F. Barker

OCLC:315888003

Atomic Energy of Canada Limited. Research Company / C. I. MAYFIELD / J. F. BARKER

OCLC:56285919

Cornell University Agricultural Experiment Station, Geneva, N.Y. / R.C. Collision / J.F. Barker / F.H. Hall

OCLC:632414258

New York State Agricultural Experiment Station / J.F. Barker / R.C. Collison

OCLC:632397987

J. F. Barker

OCLC:315888012

Julia Willerton / Simon Green / Dave Cox / Rob Lewis / Kevin Silber / Mary James / Michael Keene / Tamsin Cooke / David Wyatt / Anthony Russell / Jonathan Allday / Steve Adams / Eileen Ramsden / Ray Barker / Darrel Barsby / Rob Commons / Gez Rizzo / Michala Swales / Ian Wood / J F Rounce / T L Lowe / Joan Sybil Chambers / D J Crawshaw / Brian Jefferson / David Bowles

9780198417552 / 0198417551

Juvenile Nonfiction

Ray Barker / Darrel Barsby / Rob Commons / Gez Rizzo / Michala Swales / Ian Wood / J F Rounce / T L Lowe / Joan Sybil Chambers / D J Crawshaw / Brian Jefferson / David Bowles / Eddie Mullan / Garry Wiseman / John Rayneau / Mike Heylings / Rob Wagner / Steve Cavill / Tony Beadsworth / C P Rourke / Mark Gaulter / Brian Gaulter / Robert Smedley / Ian Cook / Graham Upton

9781382017992 / 1382017995

Juvenile Nonfiction

K. L. Berry-Spark / C. I. Mayfield / J. F. Barker / Ontario. Ministry of the Environment

0772956529 / 9780772956521

Hydrocarbons

J. F. Barker / J. Waldron / R. W. Macqueen / Ontario Geological Survey

OCLC:629698397

Hydrocarbons