@book{89876,
	author = {Siebert, Wilbur Henry,},
	title = {The Underground Railroad from Slavery to Freedom: A comprehensive history},
	publisher = {Project Gutenberg,},
	year = {2015},
	address = {Salt Lake City, UT :},
	note = {Release date is 2015-05-24},
	url = {https://www.gutenberg.org/ebooks/49038}
}