Part of central Wyoming / U.S. Geological and Geographical Survey of the Territories ; F.V. Hayden, U.S. geologist in charge ; George B. Chittenden topographical assistant.
MLA
Geological and Geographical Survey of the Territories (U.S.). Part of central Wyoming / U.S. Geological and Geographical Survey of the Territories ; F.V. Hayden, U.S. geologist in charge ; George B. Chittenden topographical assistant.. BRBL_00584. [1878?]. https://collections.library.yale.edu/catalog/15818355.
APA, 6th edition
Geological and Geographical Survey of the Territories (U.S.). (["BRBL_00584"])([1878?])[Part of central Wyoming / U.S. Geological and Geographical Survey of the Territories ; F.V. Hayden, U.S. geologist in charge ; George B. Chittenden topographical assistant.]. https://collections.library.yale.edu/catalog/15818355.