@book{11523,
	author = {Burton, David M.},
	title = {The history of mathematics :},
	publisher = {WCB McGraw-Hill,},
	year = {c1999.},
	address = {Boston :},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/toc/mh031/98025974.html}
}