United States. Army. Corps of Engineers. St. Paul District & Michigan. Water Resources Commission. (1970). Flood plain information on Ontonagon River, Ontonagon, Michigan and Lake Superior shoreline: Ontonagon County, Michigan. The District.
Chicago Style (17th ed.) CitationUnited States. Army. Corps of Engineers. St. Paul District and Michigan. Water Resources Commission. Flood Plain Information on Ontonagon River, Ontonagon, Michigan and Lake Superior Shoreline: Ontonagon County, Michigan. St. Paul: The District, 1970.
MLA (9th ed.) CitationUnited States. Army. Corps of Engineers. St. Paul District and Michigan. Water Resources Commission. Flood Plain Information on Ontonagon River, Ontonagon, Michigan and Lake Superior Shoreline: Ontonagon County, Michigan. The District, 1970.