@book{56418,
	author = {Marvin, Francis Sydney,},
	title = {The Unity of Western Civilization},
	publisher = {Project Gutenberg,},
	year = {2005},
	address = {Salt Lake City, UT :},
	note = {Release date is 2005-02-12},
	url = {https://www.gutenberg.org/ebooks/15030}
}