@book{20985,
	author = {Barros Sierra, Javier, 1915-1971},
	title = {1968;},
	publisher = {Siglo XXI Editores,},
	year = {1972},
	address = {México :},
	edition = {2},
	note = {Esta obra pertenece al donativo del Lic. Carlos Francisco Cisneros Ramos}
}