Ruchira Wangteeraprasert และ Kittisak Likhitwitayawuid. (2009) Bioactive compounds from Derris malaccensis, Carissa carandas and Carissa spinarum. Chulalongkorn University:ม.ป.ท.Ruchira Wangteeraprasert และ Kittisak Likhitwitayawuid. 2009. Bioactive compounds from Derris malaccensis, Carissa carandas and Carissa spinarum. ม.ป.ท.:Chulalongkorn University;Ruchira Wangteeraprasert และ Kittisak Likhitwitayawuid. Bioactive compounds from Derris malaccensis, Carissa carandas and Carissa spinarum. ม.ป.ท.:Chulalongkorn University, 2009. Print.