@book{115188,
	author = {Nieboer, H. J.},
	title = {Slavery as an industrial system},
	publisher = {Project Gutenberg,},
	year = {2024},
	address = {Salt Lake City, UT :},
	edition = {Second, revised edition},
	note = {Release date is 2024-09-23},
	url = {https://archive.org/details/industrialslavery00niebuoft/page/n6/mode/1up}
}