Codeword Overlord: Axis Espionage and the D-Day Landings
Nigel West
Cold War Counterfeit Spies: Tales of Espionage - Genuine or ...
Spycraft Secrets: An Espionage A-Z
MI5
The a to Z of Sexspionage
Historical Dictionary of World War II Intelligence
MI5 in the Great War
Double Cross in Cairo
Operation Garbo
The a to Z of British Intelligence
The A to Z Guide Series (1)
The Kompromat Conspiracy: The Truth About the Trump Dossier
Snow
Nigel West & Madoc Roberts
TRIPLEX: Secrets From the Cambridge Spies
Nigel West & Oleg Tsarev
Historical Dictionary of International Intelligence
Historical Dictionaries of Intelligence and Counterintelligence (1)
Historical Dictionaries of Intelligence and Counterintelligence (7)
Historical Dictionary of British Intelligence
Historical Dictionary of Sexspionage
Encyclopedia of Political Assassinations
Churchill's Spy Files: MI5's Top-Secret Wartime Reports