GACHAROEN, N.; PETCHROJ, L. Leadership in the 21st Century for School Administrators Under the Secondary Educational Service Area Office Nonthaburi. Journal of Humanities and Social Sciences, Rajapruk University, [S. l.], v. 9, n. 3, p. 52–69, 2023. Disponível em: https://so03.tci-thaijo.org/index.php/rpu/article/view/274233. Acesso em: 12 may. 2024.