APA (7th ed.) Citation

Huber, N. K. (1974). Geologic map of Isle Royale National Park, Keweenaw County, Michigan: 1973. Dept. of the Interior, United States Geological Survey.

Chicago Style (17th ed.) Citation

Huber, N. King. Geologic Map of Isle Royale National Park, Keweenaw County, Michigan: 1973. Washington, D.C.: Dept. of the Interior, United States Geological Survey, 1974.

MLA (9th ed.) Citation

Huber, N. King. Geologic Map of Isle Royale National Park, Keweenaw County, Michigan: 1973. Dept. of the Interior, United States Geological Survey, 1974.