@book{718,
	author = {Nilsson, Nils J.,},
	title = {Principles of artificial intelligence /},
	publisher = {Morgan Kaufmann Publishers ;},
	year = {c1980 [reprinted 1996].},
	address = {Los Altos, Calif. :},
	note = {Reprint. Originally published: Palo Alto, Calif. : Tioga Pub. Co., c1980.},
	url = {http://www.loc.gov/catdir/description/els032/86002815.html}
}