Gaya APA

Riyanto, S. (2008). A Quick and Effective Strategy to Understand Listening Comprehension for Toefl Test . Yogyakarta: Yogyakarta:Pustaka Pelajar.

Gaya MLA

Riyanto, Slamet. "A Quick and Effective Strategy to Understand Listening Comprehension for Toefl Test". Yogyakarta: Yogyakarta:Pustaka Pelajar, 2008. Text.