@book{926,
	author = {Silberberg, Martin S. and Duran, Randy.},
	title = {Chemistry : The molecular nature of matter and change},
	publisher = {Mcgraw-Hill College,},
	year = {2000.},
	address = {[S.l.] :},
	edition = {2nd ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0072355972/chopaconline-20}
}