Arunya Sribusarakum. (1997) Chromatographic determination of active constituents of Centella asiatica (Linn.) urban in Thailand. Mahidol University,:ม.ป.ท.Arunya Sribusarakum. 1997. Chromatographic determination of active constituents of Centella asiatica (Linn.) urban in Thailand. ม.ป.ท.:Mahidol University,;Arunya Sribusarakum. Chromatographic determination of active constituents of Centella asiatica (Linn.) urban in Thailand. ม.ป.ท.:Mahidol University, 1997. Print.