APA Citation

Bong, H. S. (2010). Why? Kotoran. Elex Media Komputindo.

Chicago Style Citation

Bong, Heo Soon. Why? Kotoran. Elex Media Komputindo, 2010.

MLA Citation

Bong, Heo Soon. Why? Kotoran. Elex Media Komputindo, 2010.

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