@book{47712,
	author = {Du Bois, W. E. B.},
	title = {The Conservation of Races},
	publisher = {Project Gutenberg,},
	year = {2004},
	series = {American Negro Academy. Occasional Papers, No. 2},
	address = {Salt Lake City, UT :},
	note = {Release date is 2004-05-01},
	url = {https://www.gutenberg.org/ebooks/5685}
}