APA Style

Cho, Y. et al (2011). Why? Light and Sound (Cahaya dan Suara) (Indonesian Edition). Jakarta, Indonesia: Elex Media Komputindo.

MLA Style

Cho, Youngseon. et al. "Why? Light and Sound (Cahaya dan Suara)". Indonesian Edition Jakarta, Indonesia: Elex Media Komputindo, 2011. Text.