Asra Abdu al Salam Khalil. The Impact Of Mutual Leadership (Member Leader) On Six Sigma Analytical Study In A Group Of Government Departments. ijmef [Internet]. 2026 Oct. 29 [cited 2026 Nov. 14];6(10):25-37. Available from: https://theusajournals.com/index.php/ijmef/article/view/11966