@book{15805,
	author = {Ravetz, Joe. and Sustainable City-Region Working Group.},
	title = {City-region 2020 :},
	publisher = {Earthscan,},
	year = {2000.},
	address = {London :},
	url = {http://www.loc.gov/catdir/enhancements/fy1111/2003270839-b.html}
}