@book{123502,
	author = {Ng, Yew-Kwang. and ebrary, Inc.},
	title = {Efficiency, equality and public policy},
	publisher = {Macmillan Press ;},
	year = {2000.},
	address = {Houndmills, Basingstoke, Hampshire :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=2002979}
}