Cita APA (7a ed.)

Kochan, S. G. (2009). Programming in Objective-C 2.0. Addison-Wesley Professional.

Cita Chicago Style (17a ed.)

Kochan, Stephen G. Programming in Objective-C 2.0. [United States?]: Addison-Wesley Professional, 2009.

Cita MLA (8a ed.)

Kochan, Stephen G. Programming in Objective-C 2.0. Addison-Wesley Professional, 2009.