MARZUK, S. @ C.; MOHAMMED KHALFAN AL-FAHDI, H.; SHAH, D. IMPROVEMENT OF LEADERSHIP SKILLS AMONG HEADMASTERS IN THE BASIC EDUCATION IN DAKHILIYAH REGION, OMAN. Management Research Journal, [S. l.], v. 1, p. 14–38, 2012. Disponível em: https://ejournal.upsi.edu.my/index.php/MRJ/article/view/1302. Acesso em: 25 apr. 2024.