@book{72100,
	author = {Du Bois, W. E. B.},
	title = {The Conservation of Races :},
	publisher = {Project Gutenberg,},
	year = {2010},
	address = {Salt Lake City, UT :},
	note = {Release date is 2010-02-11},
	url = {https://www.gutenberg.org/ebooks/31254}
}