Não informado. (1975). Grain Stocks. Mississippi Crop and Livestock Reporting Service, Department of Agriculture.
Chicago-referens (17:e uppl.)Não informado. Grain Stocks. Jackson, Miss: Mississippi Crop and Livestock Reporting Service, Department of Agriculture, 1975.
MLA-referens (8:e uppl.)Não informado. Grain Stocks. Mississippi Crop and Livestock Reporting Service, Department of Agriculture, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.