APA (7th ed.) Citation

Great Britain. War Office. (1921). Soldiers died in the Great War 1914-19. H.M.S.O..

Chicago Style (17th ed.) Citation

Great Britain. War Office. Soldiers Died in the Great War 1914-19. London: H.M.S.O., 1921.

MLA (9th ed.) Citation

Great Britain. War Office. Soldiers Died in the Great War 1914-19. H.M.S.O., 1921.