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Primary Object Lessons for a Graduated Course of Development, a Manual for Teachers and Parents with Lessons for the Proper Training of the Faculties of Children ByN. A. Calkins
Norman Allison Calkins
出版Scholarly Publishing Office, University of Michigan Library, 2004-01-01
ISBN14181341559781418134150
URLhttp://books.google.com.hk/books?id=dXtLAAAACAAJ&hl=&source=gbs_api