Rexistros de Citas
Cita APA
Estados Unidos Geological Survey. (1928). General geologic map and sections of the Keweenawan and associated rocks in the lake superior copper district. U. S. Geological Survey.
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Citación estilo Chicago
Estados Unidos Geological Survey. General Geologic Map and Sections of the Keweenawan and Associated Rocks in the Lake Superior Copper District. U. S. Geological Survey, 1928.
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Cita MLA
Estados Unidos Geological Survey. General Geologic Map and Sections of the Keweenawan and Associated Rocks in the Lake Superior Copper District. U. S. Geological Survey, 1928.
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Warning: These citations may not always be 100% accurate.