Gaya APA

Riedfield, J., Yuliani, G. (2014). The Twelfth Insight (1). Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Riedfield, James., Yuliani, Gita. "The Twelfth Insight". 1 Jakarta: Gramedia Pustaka Utama, 2014. Text.