APA (7th ed.) Citation

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 (9th ed.) Citation

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

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