Cita APA (7a ed.)

Bennett, G., & Lees, B. (2015). Swift 2 for absolute beginners (Second edition.). Apress.

Cita Chicago Style (17a ed.)

Bennett, Gary, y Brad Lees. Swift 2 for Absolute Beginners. Second edition. [New York]: Apress, 2015.

Cita MLA (8a ed.)

Bennett, Gary, y Brad Lees. Swift 2 for Absolute Beginners. Second edition. Apress, 2015.