Gaya APA

Tucker, J., Bemmel, E, V. (2001). IELTS to Success: Preparation Tips and Practice Tests (Cet. 6.--). Australia: John Wliley & Sons Inc.

Gaya MLA

Tucker, Janina., Bemmel, Eric, Van. "IELTS to Success: Preparation Tips and Practice Tests". Cet. 6.-- Australia: John Wliley & Sons Inc, 2001. Text.