@book{52327,
	author = {Riley, Harvey},
	title = {The Mule: A Treatise on the Breeding, Training, and Uses to Which He May Be Put},
	publisher = {Project Gutenberg,},
	year = {2004},
	address = {Salt Lake City, UT :},
	note = {Release date is 2004-01-01},
	url = {https://www.gutenberg.org/ebooks/10878}
}