United States. Federal Aviation Administration. (1983). Fuel drain valves. U.S. Dept. of Transportation, Federal Aviation Administration.
Chicago Style (17th ed.) CitationUnited States. Federal Aviation Administration. Fuel Drain Valves. [Washington, D.C.]: U.S. Dept. of Transportation, Federal Aviation Administration, 1983.
MLA (9th ed.) CitationUnited States. Federal Aviation Administration. Fuel Drain Valves. U.S. Dept. of Transportation, Federal Aviation Administration, 1983.
Warning: These citations may not always be 100% accurate.