APA (7th ed.) Citation

United States. Army. Air Corps. (1920). Standard engine report on British 450 h.p. Napier-Lion engine. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Air Corps. Standard Engine Report on British 450 H.p. Napier-Lion Engine. [Place of publication not identified]: [publisher not identified], 1920.

MLA (9th ed.) Citation

United States. Army. Air Corps. Standard Engine Report on British 450 H.p. Napier-Lion Engine. [publisher not identified], 1920.

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