APA (7th ed.) Citation

Foster, J. W., Whitney, J. D., Hill, S. W., & Schlatter, W. (1849). Geological map of the district between Portage Lake and Montreal River, Lake Superior, Michigan. P.S. Duval's Steam Lith. Press.

Chicago Style (17th ed.) Citation

Foster, J. W., J. D. Whitney, S. W. Hill, and Wm Schlatter. Geological Map of the District Between Portage Lake and Montreal River, Lake Superior, Michigan. Philad[elphi]a: P.S. Duval's Steam Lith. Press, 1849.

MLA (9th ed.) Citation

Foster, J. W., et al. Geological Map of the District Between Portage Lake and Montreal River, Lake Superior, Michigan. P.S. Duval's Steam Lith. Press, 1849.