“PERAN KEPALA SEKOLAH DALAM PENINGKATAN KOMPETENSI GURU DI SMP MUHAMMADIYAH 6 NGAWI ”, Journal J-MPI, vol. 2, no. 2, pp. 183–198, Oct. 2023, Accessed: Mar. 20, 2026. [Online]. Available: https://ejournal.stitmuhngawi.ac.id/index.php/J-MPI/article/view/324