@book{87151,
	author = {Tout, T. F.},
	title = {The empire and the papacy, 918-1273 /},
	publisher = {Rivingtons ;},
	year = {1941.},
	series = {Periods of European history ;},
	address = {London :},
	edition = {8th ed., 12th impression.},
	note = {Includes index.}
}