APA (7th ed.) Citation

Isayama, H., Shiki, S., & Suzukaze, R. (2014). Attack on Titan: Before the fall. Kodansha.

Chicago Style (17th ed.) Citation

Isayama, Hajime, Satoshi Shiki, and Ryo Suzukaze. Attack on Titan: Before the Fall. New York: Kodansha, 2014.

MLA (8th ed.) Citation

Isayama, Hajime, et al. Attack on Titan: Before the Fall. Kodansha, 2014.

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