@book{102996,
	author = {Oman, Charles William Chadwick},
	title = {The Dark Ages, 476-918},
	publisher = {Rivingtons},
	year = {1954.},
	series = {Periods of European history. Period 1},
	address = {London},
	edition = {6. ed.},
	note = {Includes index.}
}