@book{43423,
	author = {Richards, Martin G.},
	title = {Congestion charging in London :},
	publisher = {Palgrave Macmillan,},
	year = {2006.},
	address = {Houndmills, Basingstoke, Hampshire ;},
	url = {http://www.loc.gov/catdir/enhancements/fy0624/2005047605-b.html}
}