United States. Federal Aviation Administration. (1990). Waivers - aviation events. Dept. of Transportation, Federal Aviation Administration.
Chicago Style (17th ed.) CitationUnited States. Federal Aviation Administration. Waivers - Aviation Events. Washington, D.C.: Dept. of Transportation, Federal Aviation Administration, 1990.
MLA (9th ed.) CitationUnited States. Federal Aviation Administration. Waivers - Aviation Events. Dept. of Transportation, Federal Aviation Administration, 1990.
Warning: These citations may not always be 100% accurate.