介绍linux和unix的编程的书籍，比较详细介绍shell编程的理论。-A book of introducting linux and unix programming, it precisely introducts the theroy of shell programming.

LINUX与UNIX Shell编程指南，学习linux很好的一本书

Shell 脚本学习指南，能很好地帮助初学者学习简单的Shell脚本编写规范和编程思想-Shell scr ipt study guides, can help beginners learn to think in a simple Shell scr ipt writing specification and programming