APA (7th ed.) Citation

Welsh, F. (2008). The battle for Christendom: The Council of Constance, 1415, and the struggle to unite against Islam. Constable.

Chicago Style (17th ed.) Citation

Welsh, Frank. The Battle for Christendom: The Council of Constance, 1415, and the Struggle to Unite Against Islam. London: Constable, 2008.

MLA (8th ed.) Citation

Welsh, Frank. The Battle for Christendom: The Council of Constance, 1415, and the Struggle to Unite Against Islam. Constable, 2008.

Warning: These citations may not always be 100% accurate.