Red Hat Enterprise Linux 6 Administration
Sander van Vugt
Gray Hat Python
Justin Seitz
Intro to Java Programming, Comprehensive Version
Y. Daniel Liang
Teach Your Kids to Code
Bryson Payne
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain