00402nam a2200169 a 450000100060000000300090000600800410001502000150005604000280007108200130009910000320011224500190014426000280016330000110019149000140020265000160021616503CO-ViMGA141112s2004    ck      r     000 u spa d  a9682002427  aCO-ViMGAbspacCO-ViMGA04a146 K7351 aKremer - Marietti, Ángele10aEl Positivismo  aMexico : bCruz, c1997  a121.p.  a¿Que se?14aPOSITIVISMO