Klangduean C, Kohtbantau S. Professional Ethics of School Administrators According to the Opinion of Wiang Sa District Teachers under the Jurisdiction of Surat Thani Primary Educational Service Area District Office 3. JRDI. RMU [Internet]. 2022 Dec. 27 [cited 2024 Apr. 29];9(3):153-66. Available from: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/256660