Aulia A, Abidin MZ. Organizational Culture and Spiritual Leadership on Employee Performance (Case Study of Business Units at Darussalam Gontor University). IBMJ [Internet]. 2023Jan.28 [cited 2024Dec.20];4(2). Available from: https://ejournal.unida.gontor.ac.id/index.php/IBMJ/article/view/3158