Documents written, directed or translated by this author (61)
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| 2013 Authors: / Jean PIAGET , Author 
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| Paris : Presses Universitaires de France | 1968 Authors: / Jean PIAGET , Author / Hermina SINCLAIR , Author / Vinh BANG , Author / et al. 
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| Cahiers de pédagogie expérimentale et de psychologie de l'enfant | 1946 Authors: / Jean PIAGET , Author / Bärbel INHELDER , Author
