The responses of mentally retarded children to specialized learning experiences in arithmetic

Description

Thesis (Ph. D.)--University of Pennsylvania, 1941. / Bibliography: p. 96-98.

Links & Downloads

1. http://catalog.hathitrust.org/api/volumes/oclc/4760072.html
2. http://books.google.com/books?id=ACWhAAAAMAAJ

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Additional Fields

Identifer	oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/591123625
Date	January 1941
Creators	Costello, Helen Marjorie,
Publisher	Philadelphia,
Source Sets	OCLC
Language	English
Detected Language	English