Effective AWK Programming
by Arnold D. Robbins
Number of pages: 314
This tutorial covers the entire spectrum of awk script development: From the basics of opening, searching, and transforming text files, to a comprehensive tutorial for regular expressions, to more advanced features like internetworking. The focus is on the practical side of creating and running awk scripts, and there's plenty of hands-on advice for installing and running today's awk (and gawk).
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by Jim Tyson, et al. - Wikibooks
Unix is an operating system designed for use on any kind of computer or computing device. It is a multi-tasking, multi-user system. Unix is also part of the underlying technology of the Internet. Many of the web servers run Apache under Unix.
This book is a guide to Unix and Unix-like operating systems, such as GNU/Linux and *BSD. The book targets Unix or non-Unix users seeking background, Unix system users, and Unix system administrators (background and administrator instructions).
by Mendel Cooper - Lulu.com
This text progresses rapidly toward an advanced level of instruction, it is a textbook, self-study manual, reference and source of knowledge on UNIX shell scripting. The exercises and examples invite reader participation. Suitable for classroom use.
by IBM Redbooks - Vervante
This book is written for Sun Solaris administrators who wants to transfer their knowledge of Solaris UNIX skills to the AIX 5L operating system. This redbook will basically compare system administration tasks in Solaris 8 to AIX 5L Version 5.1.