Beginning Modern Unix
Manish Jain
Beginning Linux Programming
Neil Matthew & Richard Stones
Metasploit
David Kennedy & Jim O'Gorman & Devon Kearns & Mati Aharoni
Practical Reverse Engineering
Bruce Dang
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain