@book{72521,
	author = {Ditchburn, David, and ebrary, Inc.},
	title = {Atlas of medieval Europe},
	publisher = {Routledge,},
	year = {1997.},
	address = {London ;},
	note = {Previous ed.: by Angus Mackay with David Ditchburn, 1997.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10056193}
}