United States. Navy Department. Bureau of Aeronautics. (1930). Model PD-1 airplanes, maintenance of tightness of engine mount taper pins. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Navy Department. Bureau of Aeronautics. Model PD-1 Airplanes, Maintenance of Tightness of Engine Mount Taper Pins. Washington: [publisher not identified], 1930.
MLA (9th ed.) CitationUnited States. Navy Department. Bureau of Aeronautics. Model PD-1 Airplanes, Maintenance of Tightness of Engine Mount Taper Pins. [publisher not identified], 1930.
Warning: These citations may not always be 100% accurate.