@book{71987,
	author = {Russell, Robert J.},
	title = {Four New Pocket Gophers of the Genus Cratogeomys from Jalisco, Mexico},
	publisher = {Project Gutenberg,},
	year = {2010},
	address = {Salt Lake City, UT :},
	note = {Release date is 2010-01-31},
	url = {https://www.gutenberg.org/ebooks/31141}
}