Linux Command Line and Shell Scripting Techniques: Master practical aspects of the Linux command line and then use it as a part of the shell scripting process

Unix Shell Programming (3rd Edition)

Teaching Tech Together: How to Make Your Lessons Work and Build a Teaching Community around Them

Learning the Korn Shell

Unix Shells By Example

Linux and Unix Shell Programming

Linux: The Ultimate Beginner’s Guide to Learning Linux Command Line Fast with No Prior Experience

Linux for Developers: Jumpstart Your Linux Programming Skills (Developer's Library)

Shell Scripting: Expert Recipes for Linux, Bash, and more

Korn Shell Programming by Example