APA (7th ed.) Citation

Wills, T., Cho, R., & Erlanson, A. (2011). Heroes & villains. Zero+ Publishing.

Chicago Style (17th ed.) Citation

Wills, Tatiana, Roman Cho, and Amanda Erlanson. Heroes & Villains. Claremont, Calif.: Zero+ Publishing, 2011.

MLA (9th ed.) Citation

Wills, Tatiana, et al. Heroes & Villains. Zero+ Publishing, 2011.