Linux Bible
Christopher Negus
Hands-On Data Structures and Algorithms with Python
Dr. Basant Agarwal & Benjamin Baka
Mastering Python Networking
Eric Chou
Red Hat Enterprise Linux 6 Administration
Sander van Vugt
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain