พานจันทร์ ท, ตันตินาครกูล อ, บุญภักดิ์ ก. Factors Affecting Self-Development of Teachers in Secondary Schools Under The Jurisdiction of The Secondary Educational Service Area Office 2. J. IND. EDUC. [Internet]. 2015 Dec. 31 [cited 2024 Apr. 29];14(3):561-8. Available from: https://ph01.tci-thaijo.org/index.php/JIE/article/view/122829