APA (7th ed.) Citation

Isayama, H., & Title. (2015). Attack on Titan: Vol. 15. Kondansha Comics.

Chicago Style (17th ed.) Citation

Isayama, Hajime, and Title. Attack on Titan: Vol. 15. New York: Kondansha Comics, 2015.

MLA (9th ed.) Citation

Isayama, Hajime, and Title. Attack on Titan: Vol. 15. Kondansha Comics, 2015.