APA (7th ed.) Citation

Peter Lourekas, E., Lourekas, P., & Weinmann, E. (2009). Top 5 features of Illustrator CS4 (1st edition.). Peachpit Press.

Chicago Style (17th ed.) Citation

Peter Lourekas, Elaine, Peter Lourekas, and Elaine Weinmann. Top 5 Features of Illustrator CS4. 1st edition. [Berkeley, Calif.]: Peachpit Press, 2009.

MLA (9th ed.) Citation

Peter Lourekas, Elaine, et al. Top 5 Features of Illustrator CS4. 1st edition. Peachpit Press, 2009.