@book{134845,
	author = {Gilson, Etienne and Palacios, Arsenio,},
	title = {La Filosofia en la edad media : },
	publisher = {Gredos,},
	year = {r1999},
	series = {Manuales Gredos},
	address = {Madrid :},
	edition = {2a ed. },
	note = { }
}