Laowhuphongphan K. Transformation Leadership of School Administrators Affecting the competency of Innovation Teachers under Srisaket Yasothon Secondary Educational Service Area. Humanities and Social Sciences Nakhonsawan Rajabhat University Academic Journal [internet]. 2023 Jun. 30 [cited 2026 Sep. 12];10(1):15-26. available from: https://so05.tci-thaijo.org/index.php/hssnsru/article/view/263788