Secret Servants of the Crown: The Forgotten Women of British Intelligence
Claire Hubbard-Hall
Behind the Enigma: The Authorized History of GCHQ, Britain’s Secret Cyber-Intelligence Agency
John Ferris
Secret Wars: One Hundred Years of British Intelligence Inside MI5 and MI6
Gordon Thomas
Secret Agent 666: Aleister Crowley, British Intelligence and the Occult
Richard B. Spence
Empire of Secrets: British Intelligence, the Cold War, and the Twilight of Empire
Calder Walton
MRF Shadow Troop: The untold true story of top secret British military intelligence undercover operations in Belfast, Northern Ireland, 1972-1974
Simon Cursey
Agents of Influence: Britain’s Secret Intelligence War Against the IRA
Aaron Edwards
Her Majesty's Secret Service: The Making of the British Intelligence Community
Christopher Andrew
The Protocols of Spying: A morally complex espionage thriller about Middle East conflict, British intelligence and the shadow war that connects them
Merle Nygate
MI6: British Secret Intelligence Service Operations, 1909-45
Nigel West
The Secret Twenties: British Intelligence, the Russians and the Jazz Age
Timothy Phillips
The Wizard War: British Scientific Intelligence 1939-1945
R.V. Jones
The Women Behind the Few: The Women's Auxiliary Air Force and British Intelligence during the Second World War
Sarah-Louise Miller
Franco's Friends: How British Intelligence Helped Bring Franco to Power in Spain
Peter Day
The Hitler/Hess Deception: British Intelligence's Best-Kept Secret of the Second World War
Martin Allen
British Intelligence in the Second World War Volume I (HMSO Official Histories Book 1)
F.H. Hinsley
British Security Coordination: The secret History of British Intelligence in the Americas, 1940-45
Roald Dahl
Room 40: British Naval Intelligence 1914 - 1918
Patrick Beesly
Spying and the Crown: The Secret Relationship Between British Intelligence and the Royals
Rory Cormac
MI6 and the Machinery of Spying: Structure and Process in Britain's Secret Intelligence (Studies in Intelligence)
Philip H.J. Davies