@book{1150,
	author = {Lister, Ted. and Renshaw, Janet.},
	title = {Understanding chemistry for advanced level /},
	publisher = {Nelson Thornes Ltd,},
	year = {1991.},
	address = {[S.l.] :},
	edition = {1St Edition.},
	url = {http://www.amazon.com/exec/obidos/ASIN/0748702164/chopaconline-20}
}