Cita APA (7a ed.)

Campbell, M. (2012). Objective-C recipes: A problem-solution approach. Apress.

Cita Chicago Style (17a ed.)

Campbell, Matthew. Objective-C Recipes: A Problem-solution Approach. [Berkeley, California]: Apress, 2012.

Cita MLA (8a ed.)

Campbell, Matthew. Objective-C Recipes: A Problem-solution Approach. Apress, 2012.