@book{80066,
	author = {Ogg, Frederic Austin,},
	title = {A Source Book of Mediæval History :},
	publisher = {Project Gutenberg,},
	year = {2012},
	address = {Salt Lake City, UT :},
	note = {Release date is 2012-03-21},
	url = {https://www.gutenberg.org/ebooks/39227}
}