M, M Dahlan. “KEPEMIMPINAN USMAN BIN AFFAN (Kebijakan Dan Tantangan)”. Al-Hikmah Journal for Religious Studies 21, no. 2 (Januari 15, 2020). Diakses September 22, 2025. https://arsip-journal.uin-alauddin.ac.id/index.php/al_hikmah/article/view/11397.