@book{71726,
	author = {Raby, Richard},
	title = {Pope Adrian IV: An Historical Sketch},
	publisher = {Project Gutenberg,},
	year = {2010},
	address = {Salt Lake City, UT :},
	note = {Release date is 2010-01-07},
	url = {https://www.gutenberg.org/ebooks/30880}
}