THAKLOWA, C.; AMATARIYAKUL, W. The Guideline of Transformational Leadership Development Administrators under Secondary Educational Service Area Office 21. Rajapark Journal, Bangkok, Thailand, v. 15, n. 41, p. 310–325, 2021. Disponível em: https://so05.tci-thaijo.org/index.php/RJPJ/article/view/250934. Acesso em: 1 oct. 2026.