@book{28522,
	author = {University of Arizona. and Wilson, Eldred Dewey,},
	title = {Arizona zinc and lead deposits},
	publisher = {University of Arizona,},
	year = {1950-},
	series = {Its Bulletin no. 156-},
	address = {Tucson,},
	note = {University of Arizona Bulletin, v. 21, no. 2-}
}