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El mundo de la energía nuclear / traducción del libro "Exploring matter and nuclear energy" realizada por Jorge R. Jáuregui.

by Efron, Alexander.

Material type: Text Text Language: Spanish Publication details: Buenos Aires : Bell, 1971Availability: Items available for loan: Biblioteca de la Facultad de Derecho de la UBACall number: 304.313 (1).

The teaching of physical sciences in the secondary schools of the United States, France, and Soviet Russia.

by Efron, Alexander.

Material type: Text Text Language: English Publication details: New York : Columbia University Press, 1937Availability: Items available for loan: Biblioteca de la Facultad de Derecho de la UBACall number: 80.609 (1).

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