Cita APA (7a ed.)

Lynch, R. (2009). The Adobe Photoshop CS4 layers book: Harnessing Photoshop's most powerful tool (1st edition.). Focal Press.

Cita Chicago Style (17a ed.)

Lynch, Richard. The Adobe Photoshop CS4 Layers Book: Harnessing Photoshop's Most Powerful Tool. 1st edition. Amsterdam ; Boston: Focal Press, 2009.

Cita MLA (9a ed.)

Lynch, Richard. The Adobe Photoshop CS4 Layers Book: Harnessing Photoshop's Most Powerful Tool. 1st edition. Focal Press, 2009.