Thasanee Mekthawornwathana และ Paphonpat Chaisirivikorm. (2010) Aspectual meaning of a sentence with Thai aspect markers. <i>NIDA Development Journal</i>, <i>50</i>(3), 201-213.Thasanee Mekthawornwathana และ Paphonpat Chaisirivikorm. "Aspectual meaning of a sentence with Thai aspect markers". NIDA Development Journal 50 (2010):201-213.Thasanee Mekthawornwathana และ Paphonpat Chaisirivikorm. Aspectual meaning of a sentence with Thai aspect markers. National Institute of Development Administration:ม.ป.ท. 2010.