Gaya APA

Guns, ., Steel, G, Q. (2018). Yuval Noah Harari Sapiens Riwayat Singkat Umat Manusia . : Gramedia.

Gaya MLA

Guns, ., Steel, Germs, Q. "Yuval Noah Harari Sapiens Riwayat Singkat Umat Manusia". : Gramedia, 2018. Text.