Cita APA (7a ed.)

Pilone, D., & Pilone, T. (2011). Head First iPhone and iPad Development: A Learner's Guide to Creating Objective-C Applications for the iPhone and iPad (2nd ed.). O'Reilly Media.

Cita Chicago Style (17a ed.)

Pilone, Dan, y Tracey Pilone. Head First IPhone and IPad Development: A Learner's Guide to Creating Objective-C Applications for the IPhone and IPad. 2nd ed. Sebastopol: O'Reilly Media, 2011.

Cita MLA (9a ed.)

Pilone, Dan, y Tracey Pilone. Head First IPhone and IPad Development: A Learner's Guide to Creating Objective-C Applications for the IPhone and IPad. 2nd ed. O'Reilly Media, 2011.