@book{11577,
	author = {Bennett, Albert B. and Nelson, Leonard T.},
	title = {Mathematics for elementary teachers :},
	publisher = {McGraw-Hill,},
	year = {c2001.},
	address = {Boston :},
	edition = {5th ed.},
	url = {http://www.loc.gov/catdir/description/mh021/00025750.html}
}