Saboteurs: The Nazi Raid on America
The Origins of FBI Counterintelligence
Hoover's Secret War against Axis Spies: FBI Counterespionage during World War II
Spies: The Rise and Fall of the KGB in America
Underground: My Life with SDS and the Weathermen
Espionage: The Greatest Spy Operations of the Twentieth Century
Spooked: Espionage In Corporate America
Spies Among Us: How to Stop the Spies, Terrorists, Hackers, and Criminals You Don't Even Know You Encounter Every Day
Enemies: A History of the FBI