@book{59643,
	author = {Passerin d'Entreves, Alessandro. and Hurtado Bautista, M.},
	title = {Derecho natural / },
	publisher = {Aguilar, },
	year = {[1972]},
	series = {Biblioteca de iniciación jurídica},
	address = {[Madrid] : },
	edition = {[1ª ed.].}
}