APA (7th ed.) Citation

University of Wisconsin--Madison. Cartographic Laboratory, Wisconsin. State Planning Office, & Wisconsin Geological and Natural History Survey. (1975). Generalized soil productivity for field crops. State Planning Office; available through Wisconsin Geological and Natural History Survey, Map Sales Office.

Chicago Style (17th ed.) Citation

University of Wisconsin--Madison. Cartographic Laboratory, Wisconsin. State Planning Office, and Wisconsin Geological and Natural History Survey. Generalized Soil Productivity for Field Crops. [Madison]: State Planning Office; available through Wisconsin Geological and Natural History Survey, Map Sales Office, 1975.

MLA (9th ed.) Citation

University of Wisconsin--Madison. Cartographic Laboratory, et al. Generalized Soil Productivity for Field Crops. State Planning Office; available through Wisconsin Geological and Natural History Survey, Map Sales Office, 1975.