The Cathedral & the Bazaar: Musings on Linux and Open Source by an Accidental Revolutionary
Eric S. Raymond
The Linux Command Line: A Complete Introduction
William E. Shotts Jr.
The Linux Programming Interface: A Linux and UNIX System Programming Handbook
Michael Kerrisk
How Linux Works: What Every Superuser Should Know
Brian Ward
Linux Basics for Hackers: Getting Started with Networking, Scripting, and Security in Kali
OccupyTheWeb
UNIX and Linux System Administration Handbook
Evi Nemeth
Linux Kernel Development
Robert Love
Linux for Beginners
Jason Cannon
Understanding the Linux Kernel
Daniel P. Bovet
Computer Hacking Beginners Guide: How to Hack Wireless Network, Basic Security and Penetration Testing, Kali Linux, Your First Hack
Alan T. Norman
Rebel Code: Linux And The Open Source Revolution
Glyn Moody
Command Line Kung Fu: Bash Scripting Tricks, Linux Shell Programming Tips, and Bash One-liners
Jason Cannon
Linux Bible
Christopher Negus
Linux in a Nutshell
Aaron Weber
Linux Pocket Guide
Daniel J. Barrett
Linux Administration: The Linux Operating System and Command Line Guide for Linux Administrators
Jason Cannon
The Linux Command Line Beginner's Guide
Jonathan Moeller
Tor and the Dark Art of Anonymity (deep web, kali linux, hacking, bitcoins) : Network Security for the Rest of Us
Lance Henderson
Kali Linux for Beginners, A step-by-step Guide to Ethical Hacking: Mastering Cybersecurity with Hands-On Exercises
ETS Publishing
The Art of Memory Forensics: Detecting Malware and Threats in Windows, Linux, and Mac Memory
Michael Hale Ligh