APA (7th ed.) Citation

West, N. (1987). GCHQ : the secret wireless war 1900-86 / Nigel West: The secret wireless war 1900-86. Coronet.

Chicago Style (17th ed.) Citation

West, Nigel. GCHQ : The Secret Wireless War 1900-86 / Nigel West: The Secret Wireless War 1900-86. (Sevenoaks): Coronet, 1987.

MLA (9th ed.) Citation

West, Nigel. GCHQ : The Secret Wireless War 1900-86 / Nigel West: The Secret Wireless War 1900-86. Coronet, 1987.

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