AMERTHA, M. F.; PRADESA, D. Pengambilan Keputusan Dalam Manajemen Dakwah Khalifah Umar Bin Khattab: Perspektif Mixed Scanning. Tanzhim: Jurnal Dakwah Terprogram, [S. l.], v. 4, n. 2, p. 399–422, 2026. DOI: 10.55372/tanzhim.v4i2.86. Disponível em: https://tanzim.stidalhadid.ac.id/index.php/Tanzhim-JMD/article/view/86. Acesso em: 23 sep. 2026.