APA (7th ed.) Citation

Santos, G., & Richardson, H. (2008). The London congestion charging scheme, 2003-2006. Edward Elgar.

Chicago Style (17th ed.) Citation

Santos, G., and H. Richardson. The London Congestion Charging Scheme, 2003-2006. Edward Elgar, 2008.

MLA (9th ed.) Citation

Santos, G., and H. Richardson. The London Congestion Charging Scheme, 2003-2006. Edward Elgar, 2008.

Warning: These citations may not always be 100% accurate.