Cita APA (7a ed.)

Apple Computer, Inc. (2001). Learning Cocoa. O'Reilly.

Cita Chicago Style (17a ed.)

Apple Computer, Inc. Learning Cocoa. Beijing ; Sebastopol, CA: O'Reilly, 2001.

Cita MLA (8a ed.)

Apple Computer, Inc. Learning Cocoa. O'Reilly, 2001.