Erbin Chandra, Syaifuddin, and Sofiyan Matondang. “The Influence OF Situational Leadership, Transformational Leadership, AND Competence ON Business Performance IN Micro, Small AND Medium Enterprises IN Pematang Siantar”. Educational Administration: Theory and Practice 30, no. 4 (April 9, 2024): 656–666. Accessed May 16, 2024. http://kuey.net/index.php/kuey/article/view/1531.