एपीए उद्धरण

(2010).  Objective-C for iPhone Developers A Beginner''s Guide James A. Brannan.  McGraw-Hill.

शिकागो स्टाइल उद्धरण

 Objective-C for IPhone Developers A Beginner''s Guide James A. Brannan.  McGraw-Hill, 2010.

एमएलए उद्धरण

 Objective-C for IPhone Developers A Beginner''s Guide James A. Brannan.  McGraw-Hill, 2010.