سموعي رفاء فرج. “Practices of Managers and Their Impact on the Contributions of Personnel”.
Journal of Economics and Administrative Sciences 18, no. 65 (March 1, 2012): 142. Accessed May 11, 2025.
https://jeasiq.uobaghdad.edu.iq/index.php/JEASIQ/article/view/1122.