Nakmusik, A., & Aiemphaya, K. (2026). The Organizational Culture of Extra-large Secondary Schools in Bang Phli District under the Samut Prakan Secondary Educational Service Area Office. Journal of Humanities and Social Sciences, Rajapruk University, 12(1), 343–362. retrieved from https://so03.tci-thaijo.org/index.php/rpu/article/view/301451