@book{173075,
	author = {Kula, Erhun. and ebrary, Inc.},
	title = {History of environmental economic thought},
	publisher = {Routledge,},
	year = {1998.},
	series = {Routledge studies in the history of economics ;},
	address = {London ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10056156}
}