APA (7th ed.) Citation

Slamet, R. (2008). Toefl Preparation. Pustaka Pelajar.

Chicago Style (17th ed.) Citation

Slamet, Riyanto. Toefl Preparation. Pustaka Pelajar, 2008.

MLA (8th ed.) Citation

Slamet, Riyanto. Toefl Preparation. Pustaka Pelajar, 2008.

Warning: These citations may not always be 100% accurate.