vi and Vim Editors Pocket Reference
Arnold Robbins
sed & awk, 2nd Edition
Dale Dougherty & Arnold Robbins
sed & awk Pocket Reference
Linux in a Nutshell
Ellen Siever & Stephen Figgins & Robert Love & Arnold Robbins
Learning the vi and Vim Editors
Arnold Robbins & Elbert Hannah & Linda Lamb
Effective awk Programming
Classic Shell Scripting
Arnold Robbins & Nelson H. F. Beebe
Bash Pocket Reference