Psychology and epistemology : towards a theory of knowledge /

Bibliographic Details
Main Author: Piaget, Jean, 1896-1980 (συγγραφέας.)
Other Authors: Wells, P. A. (μεταφράστρια.)
Format: Book
Language:English
Published: Harmondsworth : Penguin Press, 1972.
Series:Penguin university books
Subjects:

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