Gaya APA

CHO, Y., Novianti, E, N. (2017). Why? : Literature = Sastra . : PT Elex Media Komputindo.

Gaya MLA

CHO, Yeongseong., Novianti, Endang, Nawang. "Why? : Literature = Sastra". : PT Elex Media Komputindo, 2017. Book.