Ubuntu Linux Toolbox: 1000+ Commands for Power Users
Negus, Christopher
Wireshark for Security Professionals
Jessey Bullock & Jeff T. Parker
Introduction to Women and Gender Studies
Holt, Deborah
HUM210 (1)
Linux Bible
Christopher Negus
GPEN GIAC Certified Penetration Tester All-in-One Exam Guide
Raymond Nutting