APA (7th ed.) Citation

Berry, W. B. N. (1970). Correlation of the North American Silurian rocks. The Geological Society of America.

Chicago Style (17th ed.) Citation

Berry, William B. N. Correlation of the North American Silurian Rocks. Boulder, Colo: The Geological Society of America, 1970.

MLA (9th ed.) Citation

Berry, William B. N. Correlation of the North American Silurian Rocks. The Geological Society of America, 1970.