“Teacher Professional Learning Community (TPLCs) on Social Studies Toward 21 St Century Learning: A Case Study of Primary Schools in Sukhothai Province, Thailand”. Training and Practice : Journal of Educational Sciences 15, no. 3 (October 25, 2017): 9–20. Accessed December 5, 2025. https://journal.uni-mate.hu/index.php/trainingandpractice/article/view/4699.