Invention and discovery of reality ; the acquisition of conservation of amount /

Bibliographic Details
Main Author:	Peill, E. J.
Format:	Book
Language:	English
Published:	London, New York : Wiley, [1975]
Subjects:	Piaget, Jean, > 1896-1980. Bruner, Jerome S. > (Jerome Seymour) Conservation of substance (Psychology) Child psychology.

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