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1 jan 1950 ano - Ludwing von Bertalanffy Viena, Austria -1901-1972 Primer exponente de Teoría de los sistemas

Adicionado na linha do tempo:

especializacion

Byalexandra puentes
30 set 2019
0
0
698

Data:

1 jan 1950 ano
Agora
~ 75 years ago

Imagens:

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