Honoring the Code
Barton, Matt
Red Hat Enterprise Linux 6 Administration
Sander van Vugt
The Hacker Playbook 2: Practical Guide To Penetration Testing
Peter Kim
Web Penetration Testing with Kali Linux
Gilberto Najera-Gutierrez & Juned Ahmed Ansari
The Developing Person Through the Life Span
Kathleen Berger