Coding Guidelines for Cocoa (http://developer.apple.com/mac/library/documentation/Cocoa/Conceptual/CodingGuidelines/CodingGuidelines.html)
The Apple way of coding with ObjC and Cocoa.
Beginning iPhone 3 Development: Exploring the iPhone SDK (http://www.apress.com/book/view/1430224592)
Cocoa® Programming for Mac® OS X, 3rd Edition (http://www.informit.com/store/product.aspx?isbn=0321503619)
Excellent book for learning more about Mac OS X concepts.
iPhone Tutorials (http://www.google.com/search?client=safari&rls=en&q=iphone+programming+tutorials&ie=UTF-8&oe=UTF-8)
Teh Google
Stanford iPhone Class (CS 193P) (http://www.stanford.edu/class/cs193p/cgi-bin/drupal/)
Information from the Stanford University class. Lectures are available on iTunes U.
Это мой преподаватель рекомендует.