Cites del registre
Cita APA (7th ed.)
Estados Unidos Geological Survey. (19). Geologic map of copper range from end of Keweenaw Point to Mount Houghton, Michigan. U. S. Geological Survey.
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Cita Chicago (17th ed.)
Estados Unidos Geological Survey. Geologic Map of Copper Range from End of Keweenaw Point to Mount Houghton, Michigan. U. S. Geological Survey, 19.
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Cita MLA (9th ed.)
Estados Unidos Geological Survey. Geologic Map of Copper Range from End of Keweenaw Point to Mount Houghton, Michigan. U. S. Geological Survey, 19.
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Atenció: Aquestes cites poden no estar 100% correctes.