@book{12229,
	author = {Frost, Oakley M. and Hintzman, Arthur J.,},
	title = {Potatoes and sweetpotatoes;},
	publisher = {U.S. Dept. of Agriculture, Statistical Reporting Service, Crop Reporting Board; for sale by the Supt. of Docs., U.S. Govt. Print. Off.,},
	year = {1967.},
	series = {[United States. Dept. of Agriculture] Agriculture handbook ;},
	address = {Washington,},
	edition = {Rev.},
	note = {Revision of 1957 ed. by Reginald Royston.}
}