Cita APA (7a ed.)

Tyerman, C. a. (2019). The world of the crusades: An Illustrated History. Yale University Press.

Cita Chicago Style (17a ed.)

Tyerman, Christopher autor. The World of the Crusades: An Illustrated History. New Haven ; London: Yale University Press, 2019.

Cita MLA (9a ed.)

Tyerman, Christopher autor. The World of the Crusades: An Illustrated History. Yale University Press, 2019.