CCNA 200-301 Official Cert Guide, Volume 2
Wendell Odom
Nmap: Network Exploration and Security Auditing Cookbook
Paulino Calderon
Cracking Codes with Python
Al Sweigart
Kali Linux 2018
Shiva V. N Parasram & Alex Samm & Lee Allen
Introduction to Sociology 2e
Heather Griffiths & Nathan Keirns & Gail Scaramuzzo & Susan Cody-Rydzewski & Eric Strayer & Sally Vyrain