M, M Dahlan. “KEPEMIMPINAN USMAN BIN AFFAN (Kebijakan Dan Tantangan)”. Al-Hikmah 21, no. 1 (December 1, 2019). Accessed June 21, 2025. https://journal3.uin-alauddin.ac.id/index.php/al_hikmah/article/view/11299.