автор: R. M. Beard

First published in 2006. This is a book for students and teachers who wish to know more about Piaget»s work but who find it too difficult, or time-consuming, to read much in the original. Its purpos …

First published in 2006. This is a book for students and teachers who wish to know more about Piaget»s work but who find it too difficult, or time-consuming, to read much in the original. Its purpos …