APA (7th ed.) Citation

Khoo. (2010). The four-sided tower: Tales from Penang's underworld. Pelanduk Publications.

Chicago Style (17th ed.) Citation

Khoo. The Four-sided Tower: Tales from Penang's Underworld. Selangor: Pelanduk Publications, 2010.

MLA (8th ed.) Citation

Khoo. The Four-sided Tower: Tales from Penang's Underworld. Pelanduk Publications, 2010.

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