模板:Caltrans trucklist
California Department of Transportation. State Truck Route List. Sacramento: California Department of Transportation. [June 30, 2015]. （原始內容 (XLS file)存檔於June 30, 2015）.
California Department of Transportation. State Truck Route List. Sacramento: California Department of Transportation. [June 30, 2015]. （原始內容 (XLS file)存檔於June 30, 2015）.