@book{145424,
	author = {United States},
	title = {Cotton ginners handbook.},
	publisher = {Dept. of Agriculture, Agricultural Research Service},
	year = {1977.},
	series = {Agriculture handbook ; no. 503},
	address = {Washington},
	note = {Supersedes Agriculture handbook no. 260, "Handbook for cotton ginners", Feb. 1964.}
}