Prajum, Varutchaya. 2021. “The Teacher Development Model by Using Professional Learning Community to Promote Active Learning of Anubanhuaithapthan School”. Journal of Graduate School, Pitchayatat, Ubon Ratchathani Rajabhat University 16 (3):27-44. https://so02.tci-thaijo.org/index.php/Pitchayatat/article/view/249290.