Jeffreys-Jones, Rhodri.The CIA and American Democracy. Yale University Press, 1998. History of the CIA from 1947 to the Iran-Contra Affair.
Risen, James.State of War: The Secret History of the CIA and the Bush Administration. Free Press, 2006. The book that revealed the secret surveillance program of the National Security Agency also discusses the CIA’s secret prisons and the suppression of intelligence that cast doubt on whether Iraq possessed weapons of mass destruction.
Polmar, Norman, and Thomas B. Allen.Spy Book: The Encyclopedia of Espionage. Rev. ed. Random House, 1998. Alphabetical entries on spies and various aspects of espionage.