Sutanto, Haris, Mohammad Dimyati, and Agustin HP. “THE EFFECT OF MOTIVATION, THE ENVIRONMENT WORK AND THE LEADERSHIP PRINCIPAL’S ON TEACHER’S PERFORMANCE IN SMAN AMBULU”. MBA : Journal of Management and Business Aplication 1, no. 2 (September 28, 2018). Accessed October 5, 2024. https://jurnal.itsm.ac.id/index.php/mba/article/view/270.