APA (7th ed.) Citation

United States. Army. Air Corps. (1918). De Havilland No. 4, Liberty "12" engine, rigging notes. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Air Corps. De Havilland No. 4, Liberty "12" Engine, Rigging Notes. [Place of publication not identified]: [publisher not identified], 1918.

MLA (9th ed.) Citation

United States. Army. Air Corps. De Havilland No. 4, Liberty "12" Engine, Rigging Notes. [publisher not identified], 1918.

Warning: These citations may not always be 100% accurate.