APA Citation

(2011). Beginning iOS game center and game kit: For iphone, ipad, and ipod touch.

Chicago Style Citation

Beginning IOS Game Center and Game Kit: For Iphone, Ipad, and Ipod Touch. 2011.

MLA Citation

Beginning IOS Game Center and Game Kit: For Iphone, Ipad, and Ipod Touch. 2011.

Warning: These citations may not always be 100% accurate.