@book{346116,
	author = {Laidler, David E.W. and Estrin, Saul.},
	title = {Introduction to microeconomics /},
	publisher = {Philip Allan,},
	year = {1989.},
	address = {[S.l.] :},
	edition = {3rd ed.},
	note = {Paperback.},
	url = {http://www.amazon.com/exec/obidos/ASIN/086003190X/chopaconline-20}
}