Andre Masago Manik. “The Influence Of Leadership Style, Job Satisfaction, And Work Discipline On Employee Performance At PT. Pelabuhan Indonesia I (Persero) Tbk Medan”. Conference on Economic and Business Innovation (CEBI) 3, no. 1 (March 31, 2023): 485–498. Accessed February 15, 2025. https://jurnal.widyagama.ac.id/index.php/cebi/article/view/400.