APA引文

Ong, C. B. H. (2002). Quality of tap water in 20 selected areas in Selangor / Christine Ong Boon Hwee.

Chicago Style (17th ed.) Citation

Ong, Christine Boon Hwee. Quality of Tap Water in 20 Selected Areas in Selangor / Christine Ong Boon Hwee. 2002.

MLA引文

Ong, Christine Boon Hwee. Quality of Tap Water in 20 Selected Areas in Selangor / Christine Ong Boon Hwee. 2002.

警告：這些引文格式不一定是100％准確.