Cita APA (7th ed.)

McFedries, P. (2012). iPhone 4S: Portable genius (2nd ed.). John Wiley & Sons.

Cita Chicago (17th ed.)

McFedries, Paul. IPhone 4S: Portable Genius. 2nd ed. Indianapolis, IN: John Wiley & Sons, 2012.

Cita MLA (9th ed.)

McFedries, Paul. IPhone 4S: Portable Genius. 2nd ed. John Wiley & Sons, 2012.