@book{177544,
	author = {ebrary, Inc.},
	title = {Assigning economic value to natural resources},
	publisher = {National Academy Press,},
	year = {1994.},
	address = {Washington, D.C. :},
	note = {Includes papers presented at the workshop on "Valuing Natural Capital for Sustainable Development" held July 1-3, 1993 in Woods Hole, Mass.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10055109}
}