Lewis, R. (2013). iPhone and iPad apps for absolute beginners: [get started building your very first iPhone and iPad apps ; covers iOS 7] (4. ed.). Apress.
Chicago-Zitierstil (17. Ausg.)Lewis, Rory. IPhone and IPad Apps for Absolute Beginners: [get Started Building Your Very First IPhone and IPad Apps ; Covers IOS 7]. 4. ed. Berkeley, Calif: Apress, 2013.
MLA-Zitierstil (9. Ausg.)Lewis, Rory. IPhone and IPad Apps for Absolute Beginners: [get Started Building Your Very First IPhone and IPad Apps ; Covers IOS 7]. 4. ed. Apress, 2013.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.