Gaya APA

Test your own toefl score : uji skor toefl anda ! ( CD : compact disc). (2010). Yogyakarta: Pustaka Widyatama.

Gaya MLA

Test your own toefl score : uji skor toefl anda ! ( CD : compact disc). . Yogyakarta: Pustaka Widyatama, 2010. Text.