| 1.
図書 |
図書
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Jean Piaget and Bärbel Inhelder in collaboration with Hermine Sinclair-de Zwart ; translated from the French by Arnold J. Pomerans
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| 2.
図書 |
図書
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Jean Piaget and Bärbel Inhelder, in collaboration with Hermine Sinclaire-de Zwart ; translated from the French by Arnold J. Pomerans
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| 3.
図書 |
図書
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Jean Piaget and Bärbel Inhelder ; translated from the French by Helen Weaver
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| 4.
図書 |
図書
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by Bärbel Inhelder and Jean Piaget ; translated from the French by E. A. Lunzer and D. Papert
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| 5.
図書 |
図書
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by Jean Piaget, Bärbel Inhelder and Alina Szeminska ; translated from the French by E.A. Lunzer
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| 6.
図書 |
図書
|
Bärbel Inhelder and Jean Piaget ; translated by Anne Parsons and Stanley Milgram
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| 7.
図書 |
図書
|
by Jean Piaget and Bärbel Inhelder ; translated from the French by F.J. Langdon & J.L. Lunzer
|
