APA (7th ed.) Citation

Johns, G., Frank, G., Anderson, B., & Leigh, R. (2019). Doomsday clock. DC Comics.

Chicago Style (17th ed.) Citation

Johns, Geoff, Gary Frank, Brad Anderson, and Rob Leigh. Doomsday Clock. Burbank, CA: DC Comics, 2019.

MLA (8th ed.) Citation

Johns, Geoff, et al. Doomsday Clock. DC Comics, 2019.

Warning: These citations may not always be 100% accurate.