Incoming Resources
- Chester Nez and the unbreakable code, a Navajo code talker's story, Joseph Bruchac, pictures by Liz Amini-Holmes
- Top secret, a handbook of codes, ciphers, and secret writing, Paul B. Janeczko ; illustrated by Jenna LaReau
- Navajo code talkers, Nathan Aaseng
- Navajo code talkers, by Andrew Santella
- Cryptography, the key to digital security, how it works, and why it matters, Keith Martin
- Code girls, the untold story of the American women code breakers of World War II, Liza Mundy