Jintana Yunyongwattanakorn. 2004. Preparation and development of highly purified Hevea rubber. Bangkok:Mahidol University;
Jintana Yunyongwattanakorn. (2004) Preparation and development of highly purified Hevea rubber (รายงานผลงานวิจัย). Mahidol University:Bangkok.
Jintana Yunyongwattanakorn. Preparation and development of highly purified Hevea rubber. Bangkok:Mahidol University, 2004.
Jintana Yunyongwattanakorn. (2004) Preparation and development of highly purified Hevea rubber (รายงานผลงานวิจัย). Mahidol University:Bangkok.