KEBEDE, D. D.; DEMISSIE, E. B.; LABISO, T. O. Study on Effectiveness of School Leaders in Primary Schools of Wolaita and Dawuro Zones in Southern Region of Ethiopia. Advances in Social Sciences Research Journal, [S. l.], v. 6, n. 4, p. 245–255, 2019. DOI: 10.14738/assrj.64.4058. Disponível em: https://journals.scholarpublishing.org/index.php/ASSRJ/article/view/4058. Acesso em: 18 apr. 2024.