Wigomwayagon G, Vanno V, Peungposop N. DEVELOPING THE EFFECTIVENESS OF JOB PERFORMANCE DEVELOPMENT PROGRAM FOR VOCATIONAL EDUCATION TEACHERS. JSBA [internet]. 2021 Aug. 25 [cited 2026 Mar. 6];6(8):413-30. available from: https://so04.tci-thaijo.org/index.php/JSBA/article/view/252018