@book{33262,
	author = {Thuillier, Guy.},
	title = {La promoción social},
	publisher = {Oikos-tau},
	year = {1970.},
	series = {Colección qué sé?;1v2},
	address = {Barcelona},
	edition = {1. ed.},
	note = {Translation of : La promotion sociale.}
}