APA (7th ed.) Citation

Osborne, R., & Sturgis, D. (2009). Art theory for beginners (North American ed.). For Beginners.

Chicago Style (17th ed.) Citation

Osborne, Richard, and Dan Sturgis. Art Theory for Beginners. North American ed. Danbury, CT: For Beginners, 2009.

MLA (9th ed.) Citation

Osborne, Richard, and Dan Sturgis. Art Theory for Beginners. North American ed. For Beginners, 2009.