Pattama, P., V. . Sirprasertsri, and A. . Suikraduang. “The Development of Community-Based Learning Activities on Self-Sufficiency Grade 4”. Journal of Research and Development Institute Rajabhat Maha Sarakham University, vol. 9, no. 1, Mar. 2022, pp. 103-20, https://so03.tci-thaijo.org/index.php/rdirmu/article/view/252966.