APA Style

Isayama, H., Hadrianus, J. (2016). Attack on Titan Volume 18 (Volume 18). SURABAYA: PT Elex Media Komputindo.

MLA Style

Isayama, Hajime., Hadrianus, Juan. "Attack on Titan Volume 18". Volume 18 SURABAYA: PT Elex Media Komputindo, 2016. Text.