@book{85044,
	author = {Gregg, Josiah, and Thwaites, Reuben Gold,},
	title = {Gregg's Commerce of the Prairies, 1831-1839, part 2},
	publisher = {Project Gutenberg,},
	year = {2013},
	series = {Early western travels, 1748-1846, v. 20},
	address = {Salt Lake City, UT :},
	note = {Release date is 2013-11-17},
	url = {https://www.gutenberg.org/ebooks/44205}
}