@book{40200,
	author = {Barnett, Raymond A. and Ziegler, Michael R},
	title = {College mathematics for business, economics, life sciences and social sciences /},
	publisher = {Pearson/Prentice Hall,},
	year = {c2008},
	address = {Upper Saddle River, N.J. :},
	edition = {11th ed.},
	note = {Includes index}
}