@book{127195,
	author = {Esty, Daniel C. and Winston, Andrew S. and ebrary, Inc.},
	title = {Green to gold},
	publisher = {Yale University Press,},
	year = {2006.},
	address = {New Haven, [Conn.] :},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10210221}
}