@book{116742,
	author = {Ussowski, Stainlaw.},
	title = {Estructura de clases y conciencia social},
	publisher = {Ediciones Península},
	year = {1972},
	series = {Historia , Ciencia, Sociedad, 77},
	address = {Barcelona},
	edition = {2. ed.},
	note = {Translation of : Struktura klasowa w spolecznejswiadomosci}
}