USING A SYNERGIC APPROACH IN EFFECTIVE MANAGEMENT OF NON-GOVERNMENT HIGH SCHOOLS. International Journal of Advance Scientific Research, [S. l.], v. 3, n. 12, p. 44–48, 2023. DOI: 10.37547/ijasr-03-12-08. Disponível em: https://sciencebring.com/index.php/ijasr/article/view/550.. Acesso em: 21 nov. 2024.