APA (7th ed.) Citation

Moore, A., & Gibbons, D. (1987). Watchmen. DC Comics Inc..

Chicago Style (17th ed.) Citation

Moore, Alan, and Dave Gibbons. Watchmen. New York: DC Comics Inc., 1987.

MLA (9th ed.) Citation

Moore, Alan, and Dave Gibbons. Watchmen. DC Comics Inc., 1987.