APA (7th ed.) Citation

Budgen, F. S., & Arct, B. (1940). Welcome to POW camp: Stalag Luft 1, Barth, Germany. [publisher not identified].

Chicago Style (17th ed.) Citation

Budgen, Flight Sgt, and B. Arct. Welcome to POW Camp: Stalag Luft 1, Barth, Germany. [Place of publication not identified]: [publisher not identified], 1940.

MLA (9th ed.) Citation

Budgen, Flight Sgt, and B. Arct. Welcome to POW Camp: Stalag Luft 1, Barth, Germany. [publisher not identified], 1940.