APA (7th ed.) Citation

Yolen, J., Stemple, A., & Zangara, O. (2015). Stone cold. Graphic Universe.

Chicago Style (17th ed.) Citation

Yolen, Jane, Adam Stemple, and Orion Zangara. Stone Cold. Minneapolis: Graphic Universe, 2015.

MLA (9th ed.) Citation

Yolen, Jane, et al. Stone Cold. Graphic Universe, 2015.