| 1.
図書 |
図書
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Jean Piaget, Bärbel Inhelder
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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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par Jean Piaget et Bärbel Inhelder ; avec la collaboration de Hermine Sinclair-De Zwart
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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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par Jean Piaget, Bärbel Inhelder, et Alina Szeminska
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| 6.
図書 |
図書
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par Jean Piaget et Bärbel Inhelder
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| 7.
図書 |
図書
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Bärbel Inhelder, Jean Piaget
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| 8.
図書 |
図書
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Jean Piaget and Bärbel Inhelder ; translated by Lowell Leake, Paul Burrell, and Harold D. Fishbein
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| 9.
図書 |
図書
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Jean Piaget et Bärbel Inhelder ; avec le concours de 18 collab. [H. Aebli ... [et al.] ]
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| 10.
図書 |
図書
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[by] Jean Piaget and Bärbel Inhelder ; translated from the French by Helen Weaver
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