http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Department of Agricultural Economics and Marketing.
Division of Agricultural Economics and Markets.
Division of Agricultural Economic Research.
Division of Agricultural Production Economics.
numbers in volumes : illustrations ; 24 cm.
No. 1-51 issued as the Bulletin of the Dept of Agricultural Technical Services ( )
No. 1-20 issued by the Dept. of Agriculture (1910-1934) (no. 3- by its Division of Agricultural Economics and Markets); no. 21- by the Dept. of Agriculture and Forestry (no. -29 by its Division of Economics and Markets); no. bu the Dept. of Agriculture (1945-1958); no. 52-56 by the Division of Agricultural Economic Research; no. 65- by the Division of Agricultural Production Economics.