Cita APA (7a ed.)

Harrington, J., & Hatheway, J. (2011). IOS 4 in action: Examples and solutions for iPhone and iPad. Manning Publications.

Cita Chicago Style (17a ed.)

Harrington, Jocelyn, y James Hatheway. IOS 4 in Action: Examples and Solutions for IPhone and IPad. Shelter Island, NY: Manning Publications, 2011.

Cita MLA (8a ed.)

Harrington, Jocelyn, y James Hatheway. IOS 4 in Action: Examples and Solutions for IPhone and IPad. Manning Publications, 2011.