APA (7th ed.) Citation

West. (1981). MI5: British security service operations, 1909-1945. Bodley Head.

Chicago Style (17th ed.) Citation

West. MI5: British Security Service Operations, 1909-1945. London: Bodley Head, 1981.

MLA (8th ed.) Citation

West. MI5: British Security Service Operations, 1909-1945. Bodley Head, 1981.

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