@book{43509,
	author = {Dresner, Simon},
	title = {The principles of Sustainability },
	publisher = {Earthscan,},
	year = {2008.},
	address = {London ;},
	edition = {2nd },
	note = {Rev. ed. of: The principles of sustainability. 2002.},
	url = {http://www.loc.gov/catdir/toc/ecip0817/2008019748.html}
}