จิตรนันท์ ธ. motivation to education of master degree students Faculty of Education Maha sarakham University. JRDI. RMU [Internet]. 2016 Jan. 31 [cited 2024 May 4];3(1):64-7. Available from: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/210947