APA (7th ed.) Citation

Yap, W. S. (2011). Biologically active alkaloids from kopsia.

Chicago Style (17th ed.) Citation

Yap, Wai Sum. Biologically Active Alkaloids from Kopsia. 2011.

MLA (8th ed.) Citation

Yap, Wai Sum. Biologically Active Alkaloids from Kopsia. 2011.

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