Gaya APA

Becklake,dkk, S., Y,dkk, R. (2015). Book of Knowledge Bangsa-bangsa . Bandung: Pakar Raya.

Gaya MLA

Becklake,dkk, Sue., Y,dkk, Rizka. "Book of Knowledge Bangsa-bangsa". Bandung: Pakar Raya, 2015. Text.