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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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27 mayo 1975 año - Desarrolla Modelo Funcional basado en teorías del Sistema y Modelos Cibernéticos
Añadido al timeline:
Jean Piaget
By
Emma Muñoz
14 oct 2018
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0
516
fecha:
27 mayo 1975 año
Ahora mismo
~ 50 years ago
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