*Christopher M. Andrew and Vasili Mitrokhin, ''The Sword and the Shield: The Mitrokhin Archive and the Secret History of the KGB ''(New York: Basic Books, 1999).
*Christopher M. Andrew and Vasili Mitrokhin, ''The Sword and the Shield: The Mitrokhin Archive and the Secret History of the KGB ''(New York: Basic Books, 1999).
*''The Strange Case of Doctor Zborowski and Monsieur Etienne,'' by Philippe Videlier, in Le Monde Diplomatique, Dec. 1992.
*''The Strange Case of Doctor Zborowski and Monsieur Etienne,'' by Philippe Videlier, in Le Monde Diplomatique, Dec. 1992.