Theory of Computation
George Tourlakis
What Is Computer Science?: An Information Security Perspective
Daniel Page & Nigel Smart
The UNIX Programming Environment
Brian Wilson Kernighan & Rob. Pike
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
Applied Chemistry: A Textbook for Engineers and Technologists
Oleg Roussak & H. D. Gesser