@book{265197,
	author = {Emsley, John.},
	title = {The elements /},
	publisher = {Clarendon Press ;},
	year = {1998.},
	address = {Oxford :},
	edition = {3rd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0603/98213249-d.html}
}