Roggeman, B. (2007). The debate between Patriarch John and an Emir of the Mhaggraȳe-̄: A reconsideration of the earliest Christian-Muslim debate. Christians and Muslims in dialogue in the Islamic Orient of the Middle Ages, 21-39.
Chicago Style (17th ed.) CitationRoggeman, Barbara. "The Debate Between Patriarch John and an Emir of the Mhaggraȳe-̄: A Reconsideration of the Earliest Christian-Muslim Debate." Christians and Muslims in Dialogue in the Islamic Orient of the Middle Ages 2007: 21-39.
MLA (8th ed.) CitationRoggeman, Barbara. "The Debate Between Patriarch John and an Emir of the Mhaggraȳe-̄: A Reconsideration of the Earliest Christian-Muslim Debate." Christians and Muslims in Dialogue in the Islamic Orient of the Middle Ages, 2007, pp. 21-39.
Warning: These citations may not always be 100% accurate.