Cita APA

 Spence, A. (2006).  The unofficial guide to Photoshop CS2.  Wiley Pub., Inc.

Chicago Style Citation

 Spence, Alanna.  The Unofficial Guide to Photoshop CS2.  Wiley Pub., Inc, 2006.

Cita MLA

 Spence, Alanna.  The Unofficial Guide to Photoshop CS2.  Wiley Pub., Inc, 2006.

Atenció: Aquestes cites poden no estar 100% correctes.