@book{20160,
	author = {Riddle, Douglas F.},
	title = {Analytic geometry /},
	publisher = {Wadsworth Pub. Co.,},
	year = {c1982.},
	address = {Belmont, Calif. :},
	edition = {3rd ed.},
	note = {First-2nd eds. published as: Analytical geometry with vectors.}
}