APA (7th ed.) Citation

Jirsa, M. A., & Minnesota Geological Survey. (1990). Bedrock geologic map of northeastern Itasca County, Minnesota. Minnesota Geological Survey.

Chicago Style (17th ed.) Citation

Jirsa, Mark A., and Minnesota Geological Survey. Bedrock Geologic Map of Northeastern Itasca County, Minnesota. [St. Paul, Minn.]: Minnesota Geological Survey, 1990.

MLA (8th ed.) Citation

Jirsa, Mark A., and Minnesota Geological Survey. Bedrock Geologic Map of Northeastern Itasca County, Minnesota. Minnesota Geological Survey, 1990.