00743nam a2200229Ia 4500 156840 BIBL 20160527200636.0 940215s1972 ag b 00010 spa gar31000132 //r84 CACG Q125 .T7 509 501 T776a E Trattner, Ernest R. (Ernest Robert) Local 181234 Arquitectos de ideas historia de las teorías científica que transformaron el mundo Ernest R. Trattner. Buenos Aires Ediciones Siglo Veinte c1972. 412 p. Translation of : Architects of ideas. Science History. Local 166868 Science Philosophy. Local 166868 127470 127470 0 0 0 501_000000000000000_T776A_E 0 abl 308183 1 1 17 2016-05-27 234920 0 501 T776a E mq234920 2016-05-27 00:00:00 r:156840 z:NCC:D 6 0 0 0 501_000000000000000_T776A_E 0 abl 308188 1 1 17 2016-05-27 234919 0 501 T776a E mq234919 2016-05-27 00:00:00 r:156840 z:NCC:D 6