Leesamphandh, Kanyaporn, and Sovaritthon Chansaengsee. “Evaluating the effectiveness of a student leadership training program for the early adolescent students in Kanchanaburi province, Thailand”. Kasetsart Journal of Social Sciences 44, no. 3 (September 15, 2023): 905–910. accessed October 10, 2026. https://so04.tci-thaijo.org/index.php/kjss/article/view/267922.