JOHN, Upendo; MKULU, Demetria Gerold. Influence of School heads’ Leadership Styles on Students’ Academic Performance in Public Secondary Schools in Nyamagana District, Mwanza, Tanzania. International Journal of English Literature and Social Sciences (IJELS), [S. l.], v. 5, n. 6, 2021. Disponível em: https://journal-repository.com/index.php/ijels/article/view/2967.. Acesso em: 22 jul. 2024.