books by subject
UNIX & Linux
UNIX Networks: An Overview for System Administrators
UNIX PowerTools
Delphi/Kylix Database Development
Introduction to ANSI C. on Unix
Applying RCS and SCCS: From Source Control to Project Control (Nutshell Handbook)
Halting the Hacker: A Practical Guide to Computer Security (Hewlett-Packard Professional Books)
Advanced Programming in the UNIX Environment (Addison-Wesley Professional Computing Series)
UNIX Power Tools
lex & yacc
sed and awk Pocket Reference: Text Processing with Regular Expressions (Pocket Reference (O'Reilly))
Oracle Solaris 10 System Virtualization Essentials (Oracle Solaris System Administration) (Oracle Solaris System Administration Series)
Sams Teach Yourself UNIX in 24 Hours (Sams Teach Yourself in 24 Hours)
Solaris 8 System Administrator Exam Cram 2 (Exam CX-310-011 and CX-310-012)
Mastering Unix Shell Scripting
UNIX Shell Programmer's Interactive Workbook (Unix Interactive Workbook Series)
Mastering Make: A Guide to Building Programs on DOS and Unix Systems
Advanced Programming in the UNIX Environment (Addison-Wesley Professional Computing Series)
Conducting the UNIX Job Interview: IT Manager Guide with UNIX Interview Questions (It Job Interview Series)
Configuration and Capacity Planning for Solaris Servers
Learning Unix for Mac OS X
Learning the Unix Operating System 4e (In a Nutshell)
Learning GNU Emacs
FreeRADIUS Beginner's Guide
Sams Teach Yourself Perl 5 for Windows NT in 21 Days
SCJP Sun Certified Programmer for Java 5 Study Guide (Exam 310-055) (Certification Press)
Termcap & Terminfo
Advanced UNIX Programming
Managing UUCP and Usenet (In a Nutshell)
Lex & Yacc 2e