Gaya APA

Djuharie, O, S., Studio, W. (2016). An Easy Way to Answer TOEFL: Tips and Strategies To Gain TOEFL Score More than 500 in a Week (Cet. 3). Bandung: Yrama Widya.

Gaya MLA

Djuharie, Otong, Setiawan., Studio, Widya. "An Easy Way to Answer TOEFL: Tips and Strategies To Gain TOEFL Score More than 500 in a Week". Cet. 3 Bandung: Yrama Widya, 2016. Text.