@book{21529,
	author = {Beckenbach, Edwin F. and Drooyan, Irving,},
	title = {Modern college algebra and trigonometry},
	publisher = {Wadsworth Pub. Co.},
	year = {[1968]},
	address = {Belmont, Calif.},
	note = {"Revision of the author's Integrated college algebra and trigonometry."}
}