@book{71754,
	author = {Conrads, Ulrich.},
	title = {Programas y manifiestos de la arquitectura del siglo XX /},
	publisher = {Editorial Lumen,},
	year = {1973.},
	address = {Barcelona :},
	note = {Tít. orig.: Programme und manifeste zur architektur des 20 jahrhunderts.}
}