APA (7th ed.) Citation

Tan, K. N. (1993). The effect of heavy metals on the activated sludge process.

Chicago Style (17th ed.) Citation

Tan, Kok Ngee. The Effect of Heavy Metals on the Activated Sludge Process. 1993.

MLA (8th ed.) Citation

Tan, Kok Ngee. The Effect of Heavy Metals on the Activated Sludge Process. 1993.

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