@book{12143,
	author = {Bach, Daniel J. and Leitner, Patricia J.},
	title = {Prealgebra :},
	publisher = {McGraw-Hill,},
	year = {c2006.},
	address = {Boston :},
	edition = {3rd ed.},
	note = {Includes indexes.},
	url = {http://www.loc.gov/catdir/enhancements/fy0668/2004056974-d.html}
}