linux reference guide
Advanced Bash-Scripting Guide: An in-depth exploration of the art of shell scripting.pdf
This is the version 6.2 of Advanced Bash-Scripting Guide: An in-depth exploration of the art of shell scripting that is written by Mendel Cooper. Last update was Mar 2010.
Introduction to Linux: a Beginner’s Guide.pdf
Short Table of Contents of free Linux ebook, Introduction to Linux: a Beginner’s Guide.pdf:
Chapter 1 What is Linux
Chapter 2 Quickstart
Chapter 3 About Files and the Filesystem
Chapter 4 Processes
Chapter 5 I/O Redirection
Chapter 6 Text Editors
Chapter 7 Home Sweet /home
Chapter 8 Printers and Printing
Chapter 9 Fundamental Backup Techniques
Chapter 10 Networking
Chapter 11 Sound and Video
Appendix A Where to go from here
Appendix B DOS versus Linux Command
Appendix C Shell Features
Linux Files and Command Reference 0.8.0.pdf
Linux Files and Command Reference 0.8.0.pdf briefly describes the Linux filesystem structure, Linux configuration files and how they are used, and Linux commands and programs used for various functions on the system.
Inside Linux Files and Command Reference 0.8.0.pdf: Introduction, File Structure, Configuration Files, File Formats, Filesystem Management, File Management and Viewing, Help, Job and Process Management, Network Management, System Management, User Management, Printing and Programming, Document Preparation, Miscellaneous
Linux Network Administrator’s Guide 2nd Edition
This book was written to provide a single reference for network administration in a Linux environment. Beginners and experienced users alike should find the information they need to cover nearly all important administration activities required to manage a Linux network configuration.

