APA (7th ed.) Citation

Library Pass, LLC, Whedon, J., & Whedon, . Z. (2019). Dr Horrible (Second Edition). Dark Horse.

Chicago Style (17th ed.) Citation

Library Pass, LLC, Joss Whedon, and Zack Whedon. Dr Horrible (Second Edition). [United States]: Dark Horse, 2019.

MLA (9th ed.) Citation

Library Pass, LLC, et al. Dr Horrible (Second Edition). Dark Horse, 2019.