Gaya APA

CHO, Youngsun, Retno, Endah Nawang Novianti, Youngho LEE. (2020). Why? dangerous substance = material berbahaya (-). Jakarta: Elex Media Komputindo.

Gaya Chicago

CHO, Youngsun, Retno, Endah Nawang Novianti, Youngho LEE. Why? dangerous substance = material berbahaya. - Jakarta: Elex Media Komputindo, 2020. Text.

Gaya MLA

CHO, Youngsun, Retno, Endah Nawang Novianti, Youngho LEE. Why? dangerous substance = material berbahaya. - Jakarta: Elex Media Komputindo, 2020. Text.

Gaya Turabian

CHO, Youngsun, Retno, Endah Nawang Novianti, Youngho LEE. Why? dangerous substance = material berbahaya. - Jakarta: Elex Media Komputindo, 2020. Print.