LPIC-2: Linux Professional Institute Certification Study Guide: Exam 201 and Exam 202, Edition 2

Mastering Linux System Administration

Linux Kernel Development: Edition 3

XDA Developers' Android Hacker's Toolkit: The Complete Guide to Rooting, ROMs and Theming

Linux Essentials: Edition 2

CompTIA Linux+ Study Guide: Exam XK0-005, Edition 5

How Linux Works, 3rd Edition: What Every Superuser Should Know

LPI Linux Essentials Study Guide: Exam 010 v1.6, Edition 3

Linux All-In-One For Dummies: Edition 7

Linux Command Line and Shell Scripting Bible: Edition 4

Mastering Windows Server 2012 R2

Linux Basics for Hackers: Getting Started with Networking, Scripting, and Security in Kali

The Ultimate Kali Linux Book: Harness Nmap, Metasploit, Aircrack-ng, and Empire for cutting-edge pentesting, Edition 3

Linux in a Nutshell: A Desktop Quick Reference, Edition 6

Easy Linux Device Driver, Second Edition: First Step Towards Device Driver Programming

Learning the bash Shell: Unix Shell Programming, Edition 3

Penetration Testing with Raspberry Pi

The Linux Programming Interface: A Linux and UNIX System Programming Handbook