@book{689,
	author = {Atkins, Peter W.},
	title = {Physical chemistry :},
	publisher = {Oxford University Press,ELBS},
	year = {1986.},
	address = {U.S.A },
	edition = {3rd ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0198551932/chopaconline-20}
}