Incoming Resources
- Spy tech--digital dangers, by Susan K. Mitchell
- Ultimate spy, H. Keith Melton ; forewords by Richard Helms and Markus Wolf
- Spy gizmos and gadgets, by Susan K. Mitchell
- Top secret, spies, codes, capers, gadgets, and classified cases revealed, Crispin Boyer & Suzanne Zimbler
- Ghosts of Honolulu, a Japanese spy, a Japanese American spy hunter, and the untold story of Pearl Harbor, Mark Harmon, Leon Carroll, Jr.
- In the enemy's house, the secret saga of the FBI agent and the code breaker who caught the Russian spies, Howard Blum