APA (7th ed.) Citation

Emerson, B. K. (1899). The geology of eastern Berkshire County, Massachusetts. Department of the Interior, United States Geological Survey.

Chicago Style (17th ed.) Citation

Emerson, Benjamin Kendall. The Geology of Eastern Berkshire County, Massachusetts. Washington, D.C.: Department of the Interior, United States Geological Survey, 1899.

MLA (9th ed.) Citation

Emerson, Benjamin Kendall. The Geology of Eastern Berkshire County, Massachusetts. Department of the Interior, United States Geological Survey, 1899.