@book{5500,
	author = {Lange, Walter Henry. and Rousos, Temoleon G.},
	title = {Business and consumer mathematics /},
	publisher = {Irwin,},
	year = {c1978.},
	address = {Homewood, IL :},
	note = {Rev. ed. of: Mathematics for business and consumers. 4th ed. 1988.}
}