Gaya APA

Lump, N., Kasim, D, K. (2015). National Geographic Indonesia, Gading (Vol.11, No.9). jakarta: PT. Gramedia.

Gaya MLA

Lump, Nathan., Kasim, Didi, Kaspi. "National Geographic Indonesia, Gading". Vol.11, No.9 jakarta: PT. Gramedia, 2015. Text.