@book{13241,
	author = {LEON-PORTILLA, MIGUEL, 1926-      .},
	title = {DE FILOSOFIA E HISTORIA/ },
	publisher = {EL COLEGIO NACIONAL},
	year = {2011},
	series = {COLECCION OBRAS DE MIGUEL LEON-PORTILLA},
	address = {MEXICO: },
	edition = {1}
}