Wentk, R. C. (2011). Xcode 4. Wiley Pub., Inc..
Chicago Style (17th ed.) CitationWentk, Richard C. Xcode 4. Indianapolis, Ind.: Wiley Pub., Inc., 2011.
MLA (9th ed.) CitationWentk, Richard C. Xcode 4. Wiley Pub., Inc., 2011.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.