Linux Desk Reference
Scott Hawkins
Advanced Linux Programming
Codesourcery Llc & Mark L. Mitchell & Alex Samuel & Jeffrey Oldham
Debian GNU/Linux Bible
Steve Hunger
Inside Linux
Michael Tobler
Unix Fault Management: A Guide for System Administration
Brad Stone & Julie Symons
Linux Programming Unleashed
Kurt Wall & Mark Watson & Mark Whitis
Learning Debian Gnu/Linux
Bill McCarty
UNIX Hints & Hacks
Kirk Waingrow
Learning the Bash Shell
Cameron Newham & Bill Rosenblatt
Red Hat Linux Unleashed
Kamran Husain & Tim Parker
Learning the Korn Shell
Bill Rosenblatt
UNIX in a Nutshell: A Desktop Quick Reference for System v & ...
Mike Loukides & Daniel Gilly
Administering and Securing the Apache Server
Ashok Appu
Linux Kernel Development
Robert Love
The Linux Cookbook, 2nd Edition
Michael Stutz
100 Linux Tips and Tricks
Patrick Lambert
JBoss Administration and Development
Dain Sundstrom
OpenBSD
Derek J. Hunt
Red HAt Certified Engineer
Rick Bao