Amarapituk A, Niemted W. Motivation Affecting Functional Competency of Government Teachers in Schools under the Secondary Educational Service Area Office 16. Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University [internet]. 2020 Aug. 18 [cited 2025 Apr. 7];15(1):104-16. available from: https://so01.tci-thaijo.org/index.php/GraduatePSRU/article/view/241833