@book{69748,
	author = {Spain. and Pérez de Castro, Nazareth.},
	title = {Legislación sobre propiedad intelectual},
	publisher = {Tecnos},
	year = {1987, 1996.},
	series = {Biblioteca de textos legales},
	address = {Madrid},
	note = {Includes bibliographical references and index.}
}