MOHD NOR, R. PENGURUSAN BAITUMAL ERA PEMERINTAHAN KHALIFAH UMAR BIN ABDUL AZIZ (Management of Treasury During Era the Reign of Caliph Umar bin Abdul Aziz). Journal of Al-Tamaddun, [S. l.], v. 8, n. 2, p. 81–88, 2013. Disponível em: http://borneojournal.um.edu.my/index.php/JAT/article/view/8663. Acesso em: 3 jul. 2024.