Godfrey, J. (1980). 1204, the unholy Crusade. Oxford University Press.
Chicago Style (17th ed.) CitationGodfrey, John. 1204, the Unholy Crusade. Oxford [u.a.]: Oxford University Press, 1980.
MLA (9th ed.) CitationGodfrey, John. 1204, the Unholy Crusade. Oxford University Press, 1980.
Warning: These citations may not always be 100% accurate.