Gaya APA

Kasim, D, K. (2020). NATIONAL GEOGRAPHIC INDONESIA : SAAT VIRUS MEREBAK (NOVEMBER). Jakarta: PT. GRAMEDIA PERCETAKAN.

Gaya MLA

Kasim, Didi, Kaspi. "NATIONAL GEOGRAPHIC INDONESIA : SAAT VIRUS MEREBAK". NOVEMBER Jakarta: PT. GRAMEDIA PERCETAKAN, 2020. Text.