Mohammad, Ali. “PERANAN ULAMA DALAM MEMARTABATKAN TAMADUN ISLAM DI NUSANTARA: TUMPUAN TERHADAP ABDUL RAUF SINGKEL”. Journal of Al-Tamaddun 4, no. 1 (December 31, 2009): 81–98. Accessed July 3, 2024. http://borneojournal.um.edu.my/index.php/JAT/article/view/8314.