APA (7th ed.) Citation

Library Pass, LLC. (2011). 28 Days Later #18. BOOM! Studios.

Chicago Style (17th ed.) Citation

Library Pass, LLC. 28 Days Later #18. [United States]: BOOM! Studios, 2011.

MLA (9th ed.) Citation

Library Pass, LLC. 28 Days Later #18. BOOM! Studios, 2011.