ดอนสถิตย์ ผ, เรืองมนตรี ก. Developing Transformational Leadership Enhancement Program for School Administrators of Educational Opportunity Expansion Schools in Udon Thani Primary Educational Service Area Office 1. J Roi Et [internet]. 2018 Jun. 1 [cited 2026 Oct. 8];12(1):65-74. available from: https://so03.tci-thaijo.org/index.php/reru/article/view/164800