1. Alberta Ministry of Infrastructure and Transportation, 2006. Alberta Traffic Safety Plan: Saving Lives on Alberta's Roads, Driver Safety, Research and TSI.
2. Britain's 11-year road safety strategy beyond midterm and in a European context;Allsop;International Journal of Sustainable Transportation,2009
3. American Association of State Highway and Transportation Officials (AASHTO), 1998. AASHTO Strategic Highway Safety Plan, Washington, DC.
4. American Association of State Highway and Transportation Officials (AASHTO), 2010. Highway Safety Manual, 1st edition, Washington, DC.
5. NCHRP Report 501, Integrated Safety Management Process;Bahar,2003