Michigan. Geological Survey, Lane, A. C., & Farmer, S. (1903). Geological map of Michigan. [Board of Geological Survey].
Chicago Style (17th ed.) CitationMichigan. Geological Survey, Alfred C. Lane, and Silas Farmer. Geological Map of Michigan. [Lansing, Michigan]: [Board of Geological Survey], 1903.
MLA (9th ed.) CitationMichigan. Geological Survey, et al. Geological Map of Michigan. [Board of Geological Survey], 1903.
Warning: These citations may not always be 100% accurate.