OUKO, F. O.; O. ANDITI, Z.; N. GITHUA, B. Teachers. International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 34, n. 2, p. 120–136, 2017. Disponível em: https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/7503. Acesso em: 4 may. 2024.