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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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31 dic 1931 año - Publico "El juicio y el razonamiento en el niño"
Añadido al timeline:
Biografía de Jean Piaget
By
Yenym Tinjaca
2 oct 2017
0
0
768
fecha:
31 dic 1931 año
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~ 93 years ago
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