Cita APA (7a ed.)

Weinmann, E., & Lourekas, P. (2009). Photoshop CS4. Peachpit Press.

Cita Chicago Style (17a ed.)

Weinmann, Elaine, y Peter Lourekas. Photoshop CS4. Berkeley, Calif.: Peachpit Press, 2009.

Cita MLA (8a ed.)

Weinmann, Elaine, y Peter Lourekas. Photoshop CS4. Peachpit Press, 2009.