Michigan. Department of Natural Resources. (1980). Guide maps of Houghton and Keweenaw counties (New edition.). Map Service by Copper Country Vacationist League.
Chicago Style (17th ed.) CitationMichigan. Department of Natural Resources. Guide Maps of Houghton and Keweenaw Counties. New edition. Houghton, MI: Map Service by Copper Country Vacationist League, 1980.
MLA (9th ed.) CitationMichigan. Department of Natural Resources. Guide Maps of Houghton and Keweenaw Counties. New edition. Map Service by Copper Country Vacationist League, 1980.
Warning: These citations may not always be 100% accurate.