1.

図書
図書
1. Young children's thinking : studies of some aspects of Piaget's theory
by Millie Almy, with Edward Chittenden and Paula Miller ; foreword by J. Piaget
出版情報: New York : Teachers College Press, Teachers College, Columbia University, c1966
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2.

図書
図書
2. The developmental psychology of Jean Piaget
by John H. Flavell ; with a foreword by Jean Piaget
出版情報: Princeton, N.J. : Van Nostrand, 1963
シリーズ名: The University series in psychology
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