APA
United States G. o. A. (. o., United States G. o. A. (. o., .YEARBOOK OF agriculture. : .
Chicago
United States Government of Agriculture (Department of...), United States Government of Agriculture (Department of...), .YEARBOOK OF agriculture. : .
Harvard
United States G. o. A. (. o., United States G. o. A. (. o., .YEARBOOK OF agriculture. : .
MLA
United States Government of Agriculture (Department of...), United States Government of Agriculture (Department of...), .: . .
