MUANGNAK, P.; PIAMPEUCHANA, N. The School Administrators’ Administrative Skills in the 21st Century Under Secondary Educational Service Area Office Khon Kaen. Journal of Graduate MCU KhonKaen Campus, [S. l.], v. 11, n. 3, p. 221–234, 2024. Disponível em: https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/270062. Acesso em: 1 oct. 2026.