Nijsiri Ruangrungsi. 1995. Phytochemical and biological studies on the medicinal plants in Thailand. [S.l.]:Chiba University;
Nijsiri Ruangrungsi. (1995) Phytochemical and biological studies on the medicinal plants in Thailand (รายงานผลงานวิจัย). Chiba University:[S.l.].
Nijsiri Ruangrungsi. Phytochemical and biological studies on the medicinal plants in Thailand. [S.l.]:Chiba University, 1995.
Nijsiri Ruangrungsi. (1995) Phytochemical and biological studies on the medicinal plants in Thailand (รายงานผลงานวิจัย). Chiba University:[S.l.].