Nasruddin. “Principal Leadership and Teacher Performance at SMP TASTAFI Darussalamah Al-Aziziyah”. Wasatha: Jurnal Studi Islam dan Humaniora 3, no. 3 (September 15, 2025). Accessed August 13, 2026. https://jurnal.dri.or.id/index.php/wasatha/article/view/89.