Intajan, Tanachon. “The Developing Teachers Model on Instructional Materials according to the Thailand 4.0 of Detudom Technical College”. Academic MCU Buriram Journal 7, no. 1 (June 13, 2022): 59–72. accessed September 3, 2026. https://so06.tci-thaijo.org/index.php/ambj/article/view/249931.