APA引文

Yong, H. L. (2013). BACFREE – Rainwater harvesting system. The Institution of Engineers, Malaysia (IEM).

Chicago Style Citation

Yong, Hong Liang. BACFREE – Rainwater Harvesting System. The Institution of Engineers, Malaysia (IEM), 2013.

MLA引文

Yong, Hong Liang. BACFREE – Rainwater Harvesting System. The Institution of Engineers, Malaysia (IEM), 2013.

警告：这些引文格式不一定是100％准确.