APA (7th ed.) Citation

Great Britain. Royal Air Force. (1918). Equipment system of R.A.F. squadrons. [publisher not identified].

Chicago Style (17th ed.) Citation

Great Britain. Royal Air Force. Equipment System of R.A.F. Squadrons. [Place of publication not identified]: [publisher not identified], 1918.

MLA (9th ed.) Citation

Great Britain. Royal Air Force. Equipment System of R.A.F. Squadrons. [publisher not identified], 1918.