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28 fev 1921 ano - Inicia a trabajar en la Universidad de Ginebra en el instituto de Jean-Jacques Rousseau

Descrição:

Edouard Claparède y Pierre Bovet le ofrecen el puesto de jefe de trabajos prácticos

Adicionado na linha do tempo:

Biografía de Jean Piaget

ByYenym Tinjaca

2 out 2017

0

0

768

Data:

28 fev 1921 ano

Agora

~ 104 years ago

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