கேள்வி: கூபா, ஈராக் - ஆதார நூற்பட்டியல் பற்றி விளக்கவும்.
பதில்: * Crone, Patricia. Roman, Provincial and Islamic Law: The Origins of the Islamic Patronate. Cambridge University Press, paperback ed. 2002 * Hallaq, Wael. The Origins and Evolution of Islamic Law. Cambridge University Press, 2005 * Hawting, Gerald R. The First Dynasty of Islam. Routledge. 2nd ed, 2000 * Hinds, Martin. Studies in Early Islamic History. Darwin Press, 1997 * Hoyland, Robert G. Seeing Islam as Others Saw It. Darwin Press, 1997