Hongthong, W., Wora-in, C., & Kornpuang, A. (2018). Research and Development of Sufficiency School Effective Administrative Model. Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University, 13(1), 105–118. Retrieved from https://so01.tci-thaijo.org/index.php/GraduatePSRU/article/view/132845