@book{72147,
	author = {Cook, Charles C.},
	title = {A Comparative Study of the Negro Problem :},
	publisher = {Project Gutenberg,},
	year = {2010},
	address = {Salt Lake City, UT :},
	note = {Release date is 2010-02-17},
	url = {https://www.gutenberg.org/ebooks/31301}
}