@book{255763,
	author = {Tussy, Alan S., and Gustafson, R. David},
	title = {Intermediate algebra /},
	publisher = {Brooks/Cole, Cengage Learning,},
	year = {c2009.},
	address = {Belmont, CA :},
	edition = {4th ed.},
	note = {Includes indexes.},
	url = {http://www.loc.gov/catdir/enhancements/fy1212/2007940739-d.html}
}