I've heard this is a really good introduction book, http://www.amazon.com/Objective-C-Programming-Ranch-Guide-Guides/dp/0321706285/ http://www.amazon.com/Object

I've heard this is a really good introduction book, http://www.amazon.com/Objective-C-Programming-Ranch-Guide-Guides/dp/0321706285/ http://www.amazon.com/Objective-C-Programming-Ranch-Guide-Gu... Having read their Cocoa programming for OS X book (http://www.amazon.com/Cocoa-Programming-Mac-3rd-Edition/dp/0321503619/ http://www.amazon.com/Cocoa-Programming-Mac-3rd-Edition/dp/0...), I can wholeheartedly recommend their books.