00413nam a22001455a 4500 EEO.bibeco005708 AR-BaUEB 20110412134609.0 080718s1963####ag############000#0#spa#d La batalla de la energía / Henry Peyret. Buenos Aires : Eudeba, 1963. 136 p. Peyret, Henry. 333.79 AR-BaUEB BIB. ECONOMIA - General 333.79 P465 e08507