Starting OOP for ActionScript
A great book to start dealing with OOP for Flash is
Topic: OOP for FlashMX
Title: Object Oriented Macromedia FLash MX
Author: William Drol
Synopsis/Comments
The author takes you through the concepts and practice of OOP for ActionScript 1, step by step, with plenty of time and examples for both theory and coding.
It has been my first book about OOP and it really gave me a clear vision. Wonderful starting poit.
Just after this, next step: OOP with ActionScript, by Branden Hall and Samuel Wan