@book{12491,
	author = {Puckett, H. B. and Daum, D. R.,},
	title = {Performance of small hammer and roller mills for grinding livestock feed},
	publisher = {U.S. Dept. of Agriculture, Agricultural Research Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.,},
	year = {1968]},
	series = {United States. Dept. of Agriculture. Technical bulletin ;},
	address = {Washington]}
}