CompTIA Linux+ Guide to Linux Certification
Jason Eckert
Unauthorised Access
Wil Allsopp
Sociology in a Changing World
William Kornblum
Metasploit
David Kennedy & Jim O'Gorman & Devon Kearns & Mati Aharoni
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain