Six Free iOS Developer Books Available in iBookstore

If you are a budding iOS (iPhone, iPad) developer, TUAW (The Unofficial Apple Weblog) noted a deal for you.

Apple posts free developer documentation for iBooks users

Six ebooks are available:

1. Cocoal Fundamentals
2. iOS Application Programming
3. Object-Oriented Programming with Objective-C
4. The Objective-C Programming Language
5. iOS Human Interface Guidelines
6. iOS Technology Overview

You can find them by using the search phrase apple developer publications in the iBookstore.