@book{11614,
	author = {United States.},
	title = {Grain grading primer /},
	publisher = {U.S. Dept. of Agriculture,},
	year = {1957.},
	series = {Miscellaneous publication / United States Department of Agriculture ;},
	address = {Washington, D.C. :},
	note = {Revision of and supersedes Agriculture handbook no. 59 of the same title by W.B. Combs and F.G. Smith.}
}