Gaya APA

Suryani, S, R, D, L. (). The Complete Book Of The Ielts Preparation - Edisi Revisi . : Andi.

Gaya MLA

Suryani, Slamet, Riyanto, Dan, Laila. "The Complete Book Of The Ielts Preparation - Edisi Revisi". : Andi, . Text.