Defend the Realm: The Authorized History of MI5

The Sword And The Shield: The Mitrokhin Archive And The Secret History Of The KGB

MI6: Inside the Covert World of Her Majesty's Secret Intelligence Service

The World Was Going Our Way: The KGB and the Battle for The Third World, Vol. 2

Secret Wars: One Hundred Years of British Intelligence Inside MI5 and MI6

Her Majesty's Secret Service

The French Secret Services: From the Dreyfus Affair to the Gulf War

Thwarting Enemies at Home and Abroad: How to Be a Counterintelligence Officer

The Art of Betrayal: The Secret History of MI6: Life and Death in the British Secret Service

The Secret History of Mi6

The Secret War: Spies, Ciphers, and Guerrillas, 1939-1945