ABDULLAH, D.; YONIS, A. Leadership Ethics and Contributions in Voice of Employees: Analysis of Facts and a Model Presentation in Department of Business Administration College of Administration and Economics. TANMIYAT AL-RAFIDAIN, [S. l.], v. 34, n. 106, p. 9–25, 2012. DOI: 10.33899/tanra.2012.162032. Disponível em: https://tanmiyat.uomosul.edu.iq/index.php/tanmiyat/article/view/30193. Acesso em: 8 sep. 2025.