SIRION, A.; SRIMARUT, B.; PRANPA, M. Management Skills of Administrators in the 21st Century Affecting Teacher’s Functional Competency in Opportunity Expansion Schools in Bangkok Metropolitan Administration, East Bangkok Zone . Journal of Humanities and Social Sciences, Rajapruk University, [S. l.], v. 9, n. 2, p. 392–410, 2023. Disponível em: https://so03.tci-thaijo.org/index.php/rpu/article/view/271215. Acesso em: 29 aug. 2026.