@book{34722,
	author = {Harnecker, Marta. and Althusser, Louis.},
	title = {Los conceptos elementales del materialismo histórico /},
	publisher = {Siglo Veintiuno Editores,},
	year = {1974.},
	series = {Teoría y Crítica},
	address = {México :},
	edition = {26a ed.}
}