Gaya APA

Cameron, P., Todd, V. (2010). Prepare for IELTS: academic practice tests (Cet 3). Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Cameron, Penny., Todd, Vanessa. "Prepare for IELTS: academic practice tests". Cet 3 Jakarta: Gramedia Pustaka Utama, 2010. Text.