APA (7th ed.) Citation

Minnesota Geological Survey & University of Minnesota. Geologic map series. University of Minnesota Press.

Chicago Style (17th ed.) Citation

Minnesota Geological Survey and University of Minnesota. Geologic Map Series. Minneapolis: University of Minnesota Press.

MLA (9th ed.) Citation

Minnesota Geological Survey and University of Minnesota. Geologic Map Series. University of Minnesota Press.

Warning: These citations may not always be 100% accurate.