sed and awk Pocket Reference: Text Processing with Regular Expressions, Edition 2

The Design and Implementation of the FreeBSD Operating System: Edition 2

vi Editor Pocket Reference

How Linux Works, 3rd Edition: What Every Superuser Should Know

GDB Pocket Reference: Debugging Quickly & Painlessly with GDB

Learning the bash Shell: Unix Shell Programming, Edition 3

The Practice of System and Network Administration: DevOps and other Best Practices for Enterprise IT, Volume 1, Volume 1, Edition 3

vi and Vim Editors Pocket Reference: Support for every text editing task, Edition 2

The Linux Programming Interface: A Linux and UNIX System Programming Handbook

Bash Pocket Reference: Help for Power Users and Sys Admins, Edition 2

Advanced Programming in the UNIX Environment: Edition 3

Unix in a Nutshell: A Desktop Quick Reference - Covers GNU/Linux, Mac OS X,and Solaris, Edition 4

Understanding the Linux Kernel: From I/O Ports to Process Management, Edition 3

sed & awk: UNIX Power Tools, Edition 2

Learning the vi and Vim Editors: Power and Agility Beyond Just Text Editing, Edition 8

lex & yacc: Edition 2

Classic Shell Scripting: Hidden Commands that Unlock the Power of Unix

UNIX and Linux System Administration Handbook: Edition 5

Learning the Korn Shell: Unix Programming, Edition 2