http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
research needs of commercial agriculture in Texas
Department of Agricultural Economics and Sociology.
College Station, Tex. : Dept. of Agricultural Economics and Sociology, Texas Agricultural Experiment Station, Texas A & M University, 1968
Departmental information report (Texas Agricultural Experiment Station. Department of Agricultural Economics) ; 68-6