@book{91087,
	author = {Maurer, Armand. and Gilson, Etienne.},
	title = {Medieval philosophy},
	publisher = {Pontifical Institute of Mediaeval Studies},
	year = {1982.},
	series = {The Etienne Gilson Series,},
	address = {Toronto [Canada]},
	edition = {2nd. ed. with additions, corrections and a bibliographie supplement.}
}