California Department of Transportation. "State Truck Route List". Sacramento: California Department of Transportation. Archived from the original(XLS file) on September 5, 2015. Retrieved June 30, 2015.
dot.gov
fhwa.dot.gov
Federal Highway Administration (March 25, 2015). National Highway System: Los Angeles, CA(PDF) (Map). Scale not given. Washington, DC: Federal Highway Administration. Retrieved October 13, 2017.
Natzke, Stefan; Neathery, Mike & Adderly, Kevin (June 20, 2012). "What is the National Highway System?". National Highway System. Washington, DC: Federal Highway Administration. Retrieved July 1, 2012.
web.archive.org
California Department of Transportation. "State Truck Route List". Sacramento: California Department of Transportation. Archived from the original(XLS file) on September 5, 2015. Retrieved June 30, 2015.
California Department of Transportation (January 2011). "Log of Bridges on State Highways". Sacramento: California Department of Transportation.