Phurisri C, Koboon B, Temerak T. Needs Assessment of Competency Development of English Teachers Under Sakon Nakhon Primary Educational Service Area Office 3. jg-mcukk [internet]. 2025 Dec. 30 [cited 2026 Sep. 1];12(4):370-81. available from: https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/277729