APA (7th ed.) Citation

Michigan. Geological Survey, Lane, A. C., & Farmer, S. (1902). Geological map of Michigan. [Board of Geological Survey].

Chicago Style (17th ed.) Citation

Michigan. Geological Survey, Alfred C. Lane, and Silas Farmer. Geological Map of Michigan. [Lansing, Michigan]: [Board of Geological Survey], 1902.

MLA (9th ed.) Citation

Michigan. Geological Survey, et al. Geological Map of Michigan. [Board of Geological Survey], 1902.