Sribun, Nuchara, and Wichain Roo-yuen yong. 2020. “Guidelines for Promotion of Professional Learning Community in Educational Institutions under KhonKaen Vocational Education”. Academic Journal of Mahamakut Buddhist University Roi Et Campus 10 (1):ุ656-666. https://so01.tci-thaijo.org/index.php/AJMBU/article/view/244163.