APA (7th ed.) Citation

Lea, D. (2009). Creative Photoshop CS4: Digital illustrations and art techniques. Elsevier Inc..

Chicago Style (17th ed.) Citation

Lea, Derek. Creative Photoshop CS4: Digital Illustrations and Art Techniques. Amsterdam: Elsevier Inc., 2009.

MLA (9th ed.) Citation

Lea, Derek. Creative Photoshop CS4: Digital Illustrations and Art Techniques. Elsevier Inc., 2009.

Warning: These citations may not always be 100% accurate.