Puttanachot, Panida, and Napatsawan Thanaphonganan. “Development the Professional Teacher Strengthen Program under the Secondary Schools”. Academic Journal of Mahamakut Buddhist University Roi Et Campus 9, no. 1 (July 18, 2019): 283–292. Accessed April 26, 2024. https://so01.tci-thaijo.org/index.php/AJMBU/article/view/242164.