1Mr. Merga Futasa Begna. 2022. “Level of Managers’ Professional Efficiency in Agricultural Multipurpose Cooperative Unions in Oromia Regional State, Ethiopia”. International Journal of Advanced Research in Multidisciplinary Sciences EISSN 2581-8996 5 (1):01-11. https://journal.ijarms.org/index.php/ijarms/article/view/197.