APA (7th ed.) Citation

Standard Map Company & Standard Map Company. (1920). Topographical map of Ontonagon County, Michigan. Standard Map Company.

Chicago Style (17th ed.) Citation

Standard Map Company and Standard Map Company. Topographical Map of Ontonagon County, Michigan. Chicago, Ill.: Standard Map Company, 1920.

MLA (9th ed.) Citation

Standard Map Company and Standard Map Company. Topographical Map of Ontonagon County, Michigan. Standard Map Company, 1920.

Warning: These citations may not always be 100% accurate.