@book{81229,
	author = {Marshall, Herbert, R. W. S., and Marshall, Hester},
	title = {Cathedral Cities of France},
	publisher = {Project Gutenberg,},
	year = {2012},
	address = {Salt Lake City, UT :},
	note = {Illustrated by Herbert Marshall.},
	url = {https://www.gutenberg.org/ebooks/40390}
}