@book{72812,
	author = {Gade, John A.},
	title = {Cathedrals of Spain},
	publisher = {Project Gutenberg,},
	year = {2010},
	address = {Salt Lake City, UT :},
	note = {Release date is 2010-04-12},
	url = {https://www.gutenberg.org/ebooks/31966}
}