@book{26457,
	author = {Musser, Gary L. and Burger, William F.},
	title = {Mathematics for elementary teachers:},
	publisher = {J. Wiley,},
	year = {c2003.},
	address = {New York :},
	edition = {6th ed. },
	url = {http://www.loc.gov/catdir/description/wiley039/2002072385.html}
}