APA (7th ed.) Citation

Darton, N. H. (1898). Geologic atlas of U.S.: Monterey folio, Virginia-West Virginia. [s.n.].

Chicago Style (17th ed.) Citation

Darton, Nelson Horatio. Geologic Atlas of U.S.: Monterey Folio, Virginia-West Virginia. Washington, D.C.: [s.n.], 1898.

MLA (8th ed.) Citation

Darton, Nelson Horatio. Geologic Atlas of U.S.: Monterey Folio, Virginia-West Virginia. [s.n.], 1898.