1. Begg, D.J., Alsop, J.A., Langley, J., 2001. The impact of the graduated driver licensing restrictions on young driver crashes in New Zealand. Unpublished report, University of Otago, Dunedin, New Zealand.
2. California Highway Patrol, 1999. Annual Report Of Fatal And Injury Motor Vehicle Traffic Collisions. California Highway Patrol, Sacramento, CA.
3. Cooper, D., Atkins, F., Gillen, D., 2002. Impacts of California’s graduated licensing law of 1998: An assessment by the Institute of Transportation Studies at UC, Berkeley of the effects of the law on fatal and injury crashes of 16-year-old drivers. Unpublished report, Institute of Transportation Studies, Berkeley, CA
4. Insurance Institute For Highway Safety, 1999. Status Report 34 (2). Insurance Institute For Highway Safety, Arlington, VA.
5. Insurance Institute For Highway Safety, 2003. Graduated Licensing: A Blueprint for North America. Insurance Institute For Highway Safety, Arlington, VA