Beginning Linux Programming
Neil Matthew & Richard Stones
Ubuntu Linux Toolbox: 1000+ Commands for Power Users
Negus, Christopher
Unix Power Tools
Shelley Powers, Jerry Peek, Tim O'Reilly & Mike Loukides
Digital Forensics and Incident Response
Gerard Johansen
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain