Applied Cryptography
Bruce Schneier
Hands-On Software Engineering with Python
Brian Allbee
Red Hat Enterprise Linux 7: Desktops and Administration
Richard Petersen
Cryptography Engineering
Tadayoshi Kohno & Bruce Schneier & Niels Ferguson
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain