United States. Department of Transportation. Office of Inspector General & Dixon, L. E. (2008). Actions needed to enhance pipeline security: Pipeline and Hazardous Materials Safety Administration. U.S. Dept. of Transportation, Office of the Secretary of Transportation, Office of Inspector General.
Chicago Style (17th ed.) CitationUnited States. Department of Transportation. Office of Inspector General and Lou E. Dixon. Actions Needed to Enhance Pipeline Security: Pipeline and Hazardous Materials Safety Administration. [Washington, D.C.]: U.S. Dept. of Transportation, Office of the Secretary of Transportation, Office of Inspector General, 2008.
MLA (9th ed.) CitationUnited States. Department of Transportation. Office of Inspector General and Lou E. Dixon. Actions Needed to Enhance Pipeline Security: Pipeline and Hazardous Materials Safety Administration. U.S. Dept. of Transportation, Office of the Secretary of Transportation, Office of Inspector General, 2008.