APA (7th ed.) Citation

Emerson, B. K. (1898). Geologic atlas of U.S.: Holyoke folio, Massachusetts-Connecticut. [s.n.].

Chicago Style (17th ed.) Citation

Emerson, Benjamin Kendall. Geologic Atlas of U.S.: Holyoke Folio, Massachusetts-Connecticut. Washington, D.C.: [s.n.], 1898.

MLA (8th ed.) Citation

Emerson, Benjamin Kendall. Geologic Atlas of U.S.: Holyoke Folio, Massachusetts-Connecticut. [s.n.], 1898.