Parichat Phuriphongchai และ Supaporn Kiattisin. (2014) Relational database management system of rice pledging governance. Mahidol University:ม.ป.ท.Parichat Phuriphongchai และ Supaporn Kiattisin. 2014. Relational database management system of rice pledging governance. ม.ป.ท.:Mahidol University;Parichat Phuriphongchai และ Supaporn Kiattisin. Relational database management system of rice pledging governance. ม.ป.ท.:Mahidol University, 2014. Print.