Wicha, Kotchaphon, and Supawadee Lapcharoen. “Soft Skills of School Administrators in the Secondary Educational Service Area Office Samut Prakan”. KKU Research Journal (Graduate Studies) Humanities and Social Sciences 12, no. 1 (June 3, 2024): 44–57. accessed September 14, 2026. https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/270180.