CompTIA Linux+ Guide to Linux Certification
Jason Eckert
Hacking the Cable Modem
DerEngel
Wireshark for Security Professionals
Jessey Bullock & Jeff T. Parker
Modern Python Cookbook
Steven F. Lott
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain