APA (7th ed.) Citation

O, R. (2009). Apakah Air? Sarana Ilmu Pustaka.

Chicago Style (17th ed.) Citation

O, Rahmat. Apakah Air? Sarana Ilmu Pustaka, 2009.

MLA (8th ed.) Citation

O, Rahmat. Apakah Air? Sarana Ilmu Pustaka, 2009.

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