Behind the Enigma
John Robert Ferris
The Official Record
Peter Finn
Refusenik's Son
Alex Goldfarb
Enigma
Hugh Sebag-Montefiore
The Problem of Secret Intelligence
Kjetil Anders Hatlebrekke
Soviet Defectors
Kevin Riehle
Outsourcing US Intelligence
Damien Van Puyvelde
The Clandestine Lives of Colonel David Smiley
Clive Jones
Swedish Military Intelligence
Gunilla Erikkson
War With Russia
Richard Shirreff
The Stay Behinds
Johan Wennström
Moonlight Crusaders
Paul Smiddy
The Spy Toolkit
Stephen Robert Twigge
50 Codes That Changed the World
Sinclair McKay
Secret Britain
Sinclair McKay
On Intelligence
John Hughes-Wilson
