@book{51166,
	author = {Riddle, Douglas F.},
	title = {Analytic geometry with vectors /},
	publisher = {Wadsworth Pub. Co.,},
	year = {c1977.},
	address = {Belmont, Calif. :},
	edition = {2nd ed.},
	note = {Third ed. published in 1982 under title: Analytical geometry.}
}