Merga Futasa Begna. “Effect of Managers’ Professional Efficiency on the Net Sale of Cooperative Union in Oromia Regional State, Ethiopia”. International Journal of Advanced Research in Multidisciplinary Sciences eISSN 2581-8996 5, no. 2 (July 31, 2022): 01–05. Accessed April 29, 2025. https://journal.ijarms.org/index.php/ijarms/article/view/352.