@book{16795,
	author = {Walker, Ernest P. and Nowak, Ronald M.},
	title = {Walker's Mammals of the world.},
	publisher = {Johns Hopkins University Press},
	year = {1983-},
	address = {Baltimore},
	edition = {4th ed.},
	note = {Rev. ed. of: Mammals of the world. 3rd ed. 1975.}
}