APA (7th ed.) Citation

Lea, D. (2009). Creative Photoshop CS4: Digital illustration and art techniques (1st edition.). Focal Press/Elsevier.

Chicago Style (17th ed.) Citation

Lea, Derek. Creative Photoshop CS4: Digital Illustration and Art Techniques. 1st edition. Amsterdam ; Boston: Focal Press/Elsevier, 2009.

MLA (9th ed.) Citation

Lea, Derek. Creative Photoshop CS4: Digital Illustration and Art Techniques. 1st edition. Focal Press/Elsevier, 2009.