Kamaru SM, Ladjiham MA, Landahim A. Pengaruh Disiplin Dan Semangat Kerja Terhadap Produktivitas Kerja Guru Madrasah Aliyah Negeri Banggai: Influence Discipline and Work Morale on Work Productivity of Banggai State Madrasah Aliyah Teachers. Jurnal Ilmiah Produktif [Internet]. 2023 Sep. 12 [cited 2025 Feb. 5];11(2):19-22. Available from: https://ojs.untika.ac.id/index.php/jip/article/view/828