@book{11184,
	author = {Díez-Picazo, Luis,  and Gullón, Antonio.},
	title = {Sistema de derecho civil / },
	publisher = {Tecnos, },
	year = {1992 (},
	series = {Biblioteca universitaria de Editorial Tecnos},
	address = {Madrid : },
	edition = {6ª ed., [reimp.].}
}