APA引文

Sim, L. H. (1992). Copper uptake by activated sludge.

Chicago Style (17th ed.) Citation

Sim, Lai Har. Copper Uptake by Activated Sludge. Kuala Lumpur, 1992.

MLA引文

Sim, Lai Har. Copper Uptake by Activated Sludge. 1992.

警告：這些引文格式不一定是100％准確.