Conundrum
Jan Morris
Python for Security and Networking: Leverage Python Modules ...
José Manuel Ortega
Addison Wesley - Formal Syntax and Semantics of Programming ...
Kenneth Slonneger & Barry L. Kurtz
Landscape of Lies: The Thrilling Race for Treasure
Peter Watson
Charlotte's Web
E. B. White
Codes, Ciphers, and Secret Languages
Fred B. Wrixon