Gaya APA

Sydney, U, O, T. (2008). Prepare for IELTS : Practice Listening Tests CD 1 tests 1 and 2 . Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Sydney, University, Of, Technologi. "Prepare for IELTS : Practice Listening Tests CD 1 tests 1 and 2". Jakarta: Gramedia Pustaka Utama, 2008. VCD / DVD.