Lewis, B. (2003). The crisis of Islam: Holy war and unholy terror (Modern Library ed.). Modern Library.
Dyfyniad Arddull ChicagoLewis, Bernard. The Crisis of Islam: Holy War and Unholy Terror. Modern Library ed. New York: Modern Library, 2003.
Dyfyniad MLALewis, Bernard. The Crisis of Islam: Holy War and Unholy Terror. Modern Library ed. Modern Library, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.