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37
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Frugoni, Emilio
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Jakob, Christofredo
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Biología
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Humanidades
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1927
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2009
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Year:
1927
Subject:
Humanidades
Subject:
Biología
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Title:
El determinismo del hambre
Author:
Frugoni, Emilio
Language:
Español
Repository:
37
Subject:
Humanidades
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Psicología
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Biología
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Title:
Sobre la enseñanza de las ciencias biológicas en la escuela primaria y secundaria
Author:
Jakob, Christofredo
Language:
Español
Repository:
37
Subject:
Humanidades
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Educación
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Enseñanza
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Biología
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