APA (7th ed.) Citation

Imrie, A. (1971). Pictorial history of the German Army Air Service 1914 - 1918 (1. publ.). Allan.

Chicago Style (17th ed.) Citation

Imrie, Alex. Pictorial History of the German Army Air Service 1914 - 1918. 1. publ. London: Allan, 1971.

MLA (9th ed.) Citation

Imrie, Alex. Pictorial History of the German Army Air Service 1914 - 1918. 1. publ. Allan, 1971.

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