APA (7th ed.) Citation
Tolan, J. V. (2009). Saint Francis and the sultan: The curious history of a Christian-Muslim encounter. Oxford University Press.
Chicago Style (17th ed.) Citation
Tolan, John Victor. Saint Francis and the Sultan: The Curious History of a Christian-Muslim Encounter. Oxford ; New York: Oxford University Press, 2009.
MLA (9th ed.) Citation
Tolan, John Victor. Saint Francis and the Sultan: The Curious History of a Christian-Muslim Encounter. Oxford University Press, 2009.
Warning: These citations may not always be 100% accurate.