赫乐嘎斯 & 沃德. (2015). Objective-C编程: Objective-C programming: the big nerd ranch guide. 华中科技大学出版社.
Chicago Style (17th ed.) Citation赫乐嘎斯 and 沃德. Objective-C编程: Objective-C Programming: The Big Nerd Ranch Guide. 华中科技大学出版社, 2015.
MLA citiranje赫乐嘎斯 and 沃德. Objective-C编程: Objective-C Programming: The Big Nerd Ranch Guide. 华中科技大学出版社, 2015.
Opozorilo: Ti citati niso vedno 100% točni.