Gaya APA

Team, U, , T, A. (-). Grand Master Premiere Toefl: Get Perfect Score 677 (Cet. 1.--). Jakarta: Edu Penguin.

Gaya MLA

Team, USA, , Tutor, Association. "Grand Master Premiere Toefl: Get Perfect Score 677". Cet. 1.-- Jakarta: Edu Penguin, -. Text.