@book{90443,
	author = {España.  and Serrano Martínez, José E.},
	title = {Legislación social básica / },
	publisher = {Cívitas, },
	year = {[1983]},
	series = {Biblioteca de legislación. Civitas},
	address = {[Madrid] : },
	edition = {[3ª ed.].}
}