United States. Federal Highway Administration. Our nation's highways. U.S. Dept. of Transportation, Federal Highway Administration.
Chicago Style (17th ed.) CitationUnited States. Federal Highway Administration. Our Nation's Highways. [Washington, D.C.]: U.S. Dept. of Transportation, Federal Highway Administration.
MLA (8th ed.) CitationUnited States. Federal Highway Administration. Our Nation's Highways. U.S. Dept. of Transportation, Federal Highway Administration.
Warning: These citations may not always be 100% accurate.