This is how to learn Object-C language.
In order to study iOS programming.
Let's rock!!!!!
Book name is Objective-C Programming: The Big Nerd Ranch Guide (2nd Edition)
Amazon link: http://www.amazon.com/gp/product/032194206X?psc=1&redirect=true&ref_=oh_aui_detailpage_o08_s00
Forum to discuss: http://forums.bignerdranch.com/viewforum.php?f=435