Gaya APA

Riyanto, S., Suryani, L. (2024). The Complete Book Of The IELTS Preparation (Ed. 1. Cet. 1.). Yogyakarta: Andi.

Gaya MLA

Riyanto, Slamet., Suryani, Laila. "The Complete Book Of The IELTS Preparation". Ed. 1. Cet. 1. Yogyakarta: Andi, 2024. Text.