Rizal Masdul, Muhammad, Rusli Rusli, and Moh Ali. “Muhammadiyah Quality Concept in Improving the Quality of Education at MI Muhammadiyah Al-Haq Palu”. International Journal of Health, Economics, and Social Sciences (IJHESS) 4, no. 2 (April 11, 2022): 63-76. Accessed July 3, 2024. https://jurnal.unismuhpalu.ac.id/index.php/IJHESS/article/view/2349.