Wongwangphoem , Phranitat. 2021. “THE POLITICAL BEHAVIOR OF THE PEOPLE IN THE REFERENDUM FOR THE CONSTITUTION OF 2016 IN WANG SAPHUNG DISTRICT, LOEI PROVINCE”. Journal of Graduate Saket Review 5 (2):59-73. https://so03.tci-thaijo.org/index.php/saketreview/article/view/248927.