@book{4272,
	author = {Dobson, Andrew.},
	title = {Green political thought /},
	publisher = {Routledge,},
	year = {c2007.},
	address = {London ;},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/toc/ecip0618/2006025692.html}
}