APA (7th ed.) Citation

Vaughan, B. K., & Guerra, P. Y, the last man. DC Comics.

Chicago Style (17th ed.) Citation

Vaughan, Brian K., and Pia Guerra. Y, the Last Man. New York, NY: DC Comics.

MLA (9th ed.) Citation

Vaughan, Brian K., and Pia Guerra. Y, the Last Man. DC Comics.

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