Walbridge, John. “The Islamic Art of Asking Questions: ’Ilm Al-Ikhtilāf and the Institutionalization of Disagreement”. Islamic Studies 41, no. 1 (March 31, 2002): 69–86. Accessed January 15, 2025. http://irigs.iiu.edu.pk:64447/ojs/index.php/islamicstudies/article/view/4870.