APA (7th ed.) Citation

Ennis, Weston, & Alamy. (2003). Enemy ace: War in heaven. DC Comics.

Chicago Style (17th ed.) Citation

Ennis, Weston, and Alamy. Enemy Ace: War in Heaven. Canada: DC Comics, 2003.

MLA (8th ed.) Citation

Ennis, et al. Enemy Ace: War in Heaven. DC Comics, 2003.