@book{57642,
	author = {Chapple, W. A. and Waddell, Rutherford,},
	title = {The Fertility of the Unfit},
	publisher = {Project Gutenberg,},
	year = {2005},
	address = {Salt Lake City, UT :},
	note = {Release date is 2005-07-10},
	url = {https://www.gutenberg.org/ebooks/16254}
}