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13 janv. 1947 - Se imprimio y promulgo su libro "La psicología de la inteligencia"
Ajouté au bande de temps:
Biografía de Jean Piaget
By
Yenym Tinjaca
2 oct. 2017
0
0
768
Date:
13 janv. 1947
Maintenaint
~ Il y a 78 ans
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