MLA

Russell, Walter D., and artist. Custer Battle Ground M.T. publisher not identified, 0AD. https://collections.library.yale.edu/catalog/2016506.

APA, 6th edition

Russell, W. D., & artist. (0 C.E.). Custer battle ground M.T. [Pictorial works, Lithographs]. publisher not identified. https://collections.library.yale.edu/catalog/2016506.