00614nam a2200217Ia 450000100060000000300070000600500170001300800410003002000270007102000270009803500190012503500180014404000160016204100080017805000200018610000270020624500490023326000800028230000110036265000230037341590URCABC20220427202047.0100203s2009    mx            000 0 spa d  a9786071102751 (Taurus)  a9786074620566 (Colmex)  a(janium) 41513  a(janium)41508  aURCABCbspa0 aspa 4aHC133b.F5 20091 aFlorescano, Enrique.  10aEnsayos fundamentales /cEnrique Florescano.  aMéxico bSantillana Ediciones Generales ;bEl Colegio de México c2009.  a602 p.14aHistoriazMéxico