@book{13242,
	author = {Harnecker, Marta. and Althusser, Louis.},
	title = {Los conceptos elementales del materialismo histórico /},
	publisher = {[Siglo Veintiuno Editores],},
	year = {[1975].},
	series = {Teoría y Crítica},
	address = {[México, D. F.] :},
	edition = {25a ed.}
}