Arsanasuwan, Jutamanee, and Niyada Piampuchana. 2019. “Academic Leadership of School Administrators Affecting Effectiveness of the Schools under Chaiyapume Provincial Administrative Organization”. Academic Journal of Mahamakut Buddhist University Roi Et Campus 9 (1):20-30. https://so01.tci-thaijo.org/index.php/AJMBU/article/view/242133.