Secrets and Lies
Bruce Schneier
Using and Administering Linux: Volume 1
David Both
Python Crash Course, 2nd Edition
Eric Matthes
The Everything Economics Book
David A Mayer
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain