AD&D 5th Edition - Wayfinder's Guide to Eberron (v3)
Wizards of the Coast
Linux in a Nutshell
Arnold Robbins & Ellen Siever & Stephen Figgins & Robert Love
The Car Hacker's Handbook
Craig Smith
Classic Shell Scripting
Arnold Robbins & Nelson H. F. Beebe
Linux Pocket Guide
Daniel J. Barrett
Unix Power Tools
Shelley Powers
Effective Awk Programming
Arnold Robbins
Linux Device Drivers
Jonathan Corbet & Alessandro Rubini & Greg Kroah-Hartman
Learning the bash Shell
Cameron Newham
Linux System Programming
Robert Love
Bash Cookbook
Carl Albing & JP Vossen
Network Programmability and Automation
Jason Edelman & Scott S. Lowe & Matt Oswalt
Cybersecurity Ops with bash
Paul Troncone & Carl Albing Ph.D.
Learning CoreDNS
John Belamaric & Cricket Liu