APA (7th ed.) Citation

West, N. (1986). GCHQ: The secret wireless war 1900-86. Weidenfeld and Nicolson.

Chicago Style (17th ed.) Citation

West, Nigel. GCHQ: The Secret Wireless War 1900-86. London: Weidenfeld and Nicolson, 1986.

MLA (9th ed.) Citation

West, Nigel. GCHQ: The Secret Wireless War 1900-86. Weidenfeld and Nicolson, 1986.

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