APA (7th ed.) Citation

Michigan. State Highway Department & Ontonagon Herald Company. (1931). General highway map, Ontonagon County, Michigan. Published by Ontonagon Herald Co..

Chicago Style (17th ed.) Citation

Michigan. State Highway Department and Ontonagon Herald Company. General Highway Map, Ontonagon County, Michigan. Ontonagon, Mich.: Published by Ontonagon Herald Co., 1931.

MLA (9th ed.) Citation

Michigan. State Highway Department and Ontonagon Herald Company. General Highway Map, Ontonagon County, Michigan. Published by Ontonagon Herald Co., 1931.