Cita APA (7a ed.)

Brodman, J. W. (1986). Ransoming captives in crusader Spain: The Order of Merced on the Christian-Islamic Frontier. University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

Brodman, James William. Ransoming Captives in Crusader Spain: The Order of Merced on the Christian-Islamic Frontier. Philadelphia: University of Pennsylvania Press, 1986.

Cita MLA (9a ed.)

Brodman, James William. Ransoming Captives in Crusader Spain: The Order of Merced on the Christian-Islamic Frontier. University of Pennsylvania Press, 1986.