Poompachati , P., and W. Hongsakul. “Development of Learning Achievement in Career Subject of Grade 5 Students Using Cooperative Learning with LT (Learning Together) Technique”. MCU Haripunchai Review, vol. 9, no. 1, Jan. 2025, pp. 283-95, https://so04.tci-thaijo.org/index.php/JMHR/article/view/a-a021.