@book{35988,
	author = {Crowdis, David G. and Shelley, Susanne M.,},
	title = {Calculus for business, biology, and the social sciences /},
	publisher = {Glencoe Pub. Co.,},
	year = {c1972.},
	address = {Encino, Calif. :},
	note = {Includes index.}
}