APA (7th ed.) Citation

Ashley, G. H., & Fuller, M. L. (1902). Geologic atlas of U.S.: Ditney folio, Indiana. [s.n.].

Chicago Style (17th ed.) Citation

Ashley, Geo. H., and Myron L. Fuller. Geologic Atlas of U.S.: Ditney Folio, Indiana. Washington, D.C.: [s.n.], 1902.

MLA (8th ed.) Citation

Ashley, Geo. H., and Myron L. Fuller. Geologic Atlas of U.S.: Ditney Folio, Indiana. [s.n.], 1902.