@book{121429,
	author = {Calkins, Meg, and ebrary, Inc.},
	title = {The sustainable sites handbook},
	publisher = {Wiley,},
	year = {2011.},
	series = {Wiley book on sustainable design},
	address = {Hoboken, N.J. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10517366}
}