Practical PHP Programming (Paul Hudson)
This book provides lots of information on advanced functionality in PHP. This book assumes no PHP programming skill at all. The topics in this book have been ordered in such a way as to allow newcomers to progress smoothly and quickly in their learning without having to worry about taking notes in the margin or copying thousands of lines of code.
Author(s): Paul Hudson
NA Pages 
PHP Reference Beginner to Intermediate PHP 5
This is an excellent book written by Mario Lurig. A collection of over 250 PHP functions with clear explanations in language anyone can understand, followed with as many examples as it takes to understand what the function does and how it works. This book includes numerous additional tips, the basics of PHP, MySQL query examples, regular expressions syntax, and two indexes to help you find information faster.
Author(s): Mario Lurig
163 Pages
This book covers the following topics: PHP 5 Basic Language, PHP 5 OO Language, PHP 5 Advanced OOP and Design Patterns, Write a Web Application with PHP, Databases with PHP 5, Error Handling, XML with PHP 5, Mainstream Extensions, Using PEAR, Important PEAR Packages, Building PEAR Components, Introduction to Writing PHP Extensions, PHP Shell Scripting.
Author(s): Andi Gutmans, Stig Saether Bakken and Derick Rethans
720 Pages
