Manal Hussain Mohammed Eltigani, Ashraf A. Ahmed Hassan, and Maruod E. Maruod. “The Effect of Authority Delegation on Decision Making Effectiveness in DAL Group in North Khartoum, Sudan”. IJRDO - Journal of Social Science and Humanities Research 5, no. 11 (November 30, 2020): 76-83. Accessed March 28, 2026. https://ijrdosshr.com/article/view/4024.