Mostly Harmless
Douglas Adams
The Hitchhiker's Guide to the Galaxy (5)
Gray Hat Hacking the Ethical Hacker's Handbook, Fourth Edition
Daniel Regalado & Shon Harris & Allen Harper & Chris Eagle & Jonathan Ness & Branko Spasojevic & Ryan Linn & Stephen Sims
GNS3 Network Simulation Guide
Rednectar Chris Welsh
Software Libre Para Una Sociedad Libre
Richard M. Stallman
Hackers :: Heroes of the Computer Revolution. (Reloaded)
Steven Levy