Professional Linux Kernel Architecture
Wolfgang Mauerer
Red Hat Enterprise Linux 7: Desktops and Administration
Richard Petersen
Linux Pocket Guide, 3E
Daniel J. Barrett
The Maker's Guide to the Zombie Apocalypse
Simon Monk
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain