1.
Komarum K, Promta U, Duangchatom K. Guidelines for Performance Improvement of Teachers under the Secondary Educational Service Area Office 27. JDSC [internet]. 2020 Jun. 30 [cited 2026 Oct. 13];7(1):41-52. available from: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/245035