@book{83544,
	author = {Labra, Rafael M. de},
	title = {La emancipacion de los esclavos en los Estados Unidos},
	publisher = {Project Gutenberg,},
	year = {2013},
	address = {Salt Lake City, UT :},
	note = {Release date is 2013-05-13},
	url = {https://www.gutenberg.org/ebooks/42705}
}