Anannawee P, Prawatrungruang S. The Excellence Administration Model of Secondary School Administrators in Eastern Economic Corridor (EEC). dhammathas [internet]. 2025 Jun. 29 [cited 2026 Jan. 8];25(2):323-38. available from: https://so06.tci-thaijo.org/index.php/dhammathas/article/view/283436