@book{80610,
	author = {Werthmuller, Kurt J. and ebrary, Inc.},
	title = {Coptic identity and Ayyubid politics in Egypt, 1218-1250},
	publisher = {American University in Cairo Press,},
	year = {2010.},
	address = {Cairo ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10409525}
}