@book{127972,
	author = {Rogerson, Robert J. and ebrary, Inc.},
	title = {Sustainable communities},
	publisher = {University of Hertfordshire Press,},
	year = {2011.},
	address = {Hatfield, Hertfordshire :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10491613}
}