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Carolyn Harrison Hoefer
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A comparative study of nursery-school versus a non-nursery-school group
Ethel Kawin, Carolyn Harrison Hoefer, Edna Mohr, Maria G. Linder, Marian W. Taylor, Institute for Juvenile Research (Ill.) · The University of Chicago press
52 sayfa · 1931
Nursery schools / Child development / Child psychology