OLYAN , A. M.; AL-SAUD, R. S. Effectiveness of the Educational Supervision System in Palestine in light of Some Variables. Journal of Al-Quds Open University for Educational & Psychological Research & Studies, [S. l.], v. 15, n. 45, 2024. DOI: 10.33977/1182-015-045-015. Disponível em: https://journals.qou.edu/index.php/nafsia/article/view/4738. Acesso em: 28 oct. 2024.