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La batalla de la energía by Peyret, Henry | Horovitz, Alberto [tr.]. Material type:  Text Language: Spanish Publisher: Buenos Aires : Editorial Universitaria de Buenos Aires, c1965Availability: Items available for loan: Biblioteca Central UNNECall number: 338 P515 ej.1 (1).
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Geografía económica : la economía y su desarrollo by Palomeque Torres, Antonio | Saenz-Rico Urbina, Alfredo [org.]. Material type: Text Language: Spanish Publisher: Barcelona : Sopena, 1974Availability: Items available for loan: Biblioteca Central UNNECall number: 338 P181 ej.1 (1).
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La industria de energía eléctrica by Lara Beautell, Cristóbal. Material type: Text Language: Spanish Publisher: México : Fondo de Cultura Económica, 1953Availability: Items available for loan: Biblioteca Central UNNECall number: 338(72) L318 ej.1 (1).
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Le charbon by Romeuf, Jean. Material type: Text Language: fr Publisher: Paris : Presses Universitaires de France, 1949Availability: Items available for loan: Biblioteca Central UNNECall number: 622.33 R763 ej.1 (1).
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