United States. Office of Highway Safety & United States. Federal Highway Administration. Office of Engineering. (1985). Improving guardrail installations on local roads and streets. U.S. Dept. of Transportation, Federal Highway Administration.
Chicago Style (17th ed.) CitationUnited States. Office of Highway Safety and United States. Federal Highway Administration. Office of Engineering. Improving Guardrail Installations on Local Roads and Streets. [Washington, D.C.?]: U.S. Dept. of Transportation, Federal Highway Administration, 1985.
MLA (9th ed.) CitationUnited States. Office of Highway Safety and United States. Federal Highway Administration. Office of Engineering. Improving Guardrail Installations on Local Roads and Streets. U.S. Dept. of Transportation, Federal Highway Administration, 1985.