FBI Girl : How I Learned to Crack My Father's Code

Code of Honor (Australian Destiny, 1)

The Colour Out of Space: Tales of Cosmic Horror (New York Review Books Classics)

The Da Vinci Code

Codebreaker.

A Code to Keep: The True Story of America's Longest-Held Civilian POW in Vietnam

Cowboy'S Code (Silhouette Special Edition, 1272)

Codebreakers: The Inside Story of Bletchley Park

Little Orphan Annie and Little Orphan Annie in Cosmic City

Codes, Ciphers and Other Cryptic and Clandestine Communication: 400 Ways to Send Secret Messages from Hieroglyphs to the Internet