http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Stocker cattle costs and returns for different purchase and sale dates on selected forage pastures, southern plains
John D. Nance, Bill E. Dahl, Don E. Ethridge.
Publication (Texas Tech University. College of Agricultural Sciences) ; no. T-1-231