Bird's Eye View of the City of Omaha. Nebraska 1868
MLA
Albert Ruger, Chicago Lithographing Co., and Illinois Chicago. Bird's Eye View of the City of Omaha. Nebraska 1868. 0AD. https://collections.library.yale.edu/catalog/2016505.
APA, 6th edition
Albert Ruger, C. L. C., & Chicago, I. (0 C.E.). Bird's Eye View of the City of Omaha. Nebraska 1868 [Lithographs, Planographic prints]. https://collections.library.yale.edu/catalog/2016505.