Incoming Resources
- Top secret, a handbook of codes, ciphers, and secret writing, Paul B. Janeczko ; illustrated by Jenna LaReau
- Chester Nez and the unbreakable code, a Navajo code talker's story, Joseph Bruchac, pictures by Liz Amini-Holmes
- Code breaker, spy hunter, how Elizebeth Friedman changed the course of two world wars, by Laurie Wallmark ; illustrated by Brooke Smart
- Cracking codes & cryptograms for dummies, by Denise Sutherland and Mark E. Koltko-Rivera ; foreword by Chris Hodapp
- Code breaker, spy hunter., how Elizebeth Friedman changed the course of two world wars, words by Laurie Wallmark ; produced and directed by Andy T. Jones, DVD/Widescreen
- The code talkers, American Indians in World War II, by Robert Daily
- Near and distant neighbors, a new history of Soviet intelligence, Jonathan Haslam
- Code girls, the untold story of the American women code breakers of World War II, Liza Mundy