Geological Survey & Michigan. Geological Survey Division. (1972). Aeromagnetic map of central Gogebic County, Michigan, and northern Vilas County, Wisconsin. U.S. Geological Survey.
Chicago Style (17th ed.) CitationGeological Survey and Michigan. Geological Survey Division. Aeromagnetic Map of Central Gogebic County, Michigan, and Northern Vilas County, Wisconsin. Washington, D.C.: U.S. Geological Survey, 1972.
MLA (8th ed.) CitationGeological Survey and Michigan. Geological Survey Division. Aeromagnetic Map of Central Gogebic County, Michigan, and Northern Vilas County, Wisconsin. U.S. Geological Survey, 1972.
Warning: These citations may not always be 100% accurate.