@book{56906,
	author = {Martínez Contreras, Jorge and González Aramburo, Francisco , },
	title = {Sartre : la filosofía del Hombre / },
	publisher = {Siglo Veintiuno, },
	year = {1980.},
	series = {Filosofía},
	address = {México : },
	edition = {1a edición}
}