Map of the Pacific Railroad, with its connections, and the central route to the gold region
MLA
Baker, W. D. Map of the Pacific Railroad, with Its Connections, and the Central Route to the Gold Region. 0AD. https://collections.library.yale.edu/catalog/2011850.
APA, 6th edition
Baker, W. D. (0 C.E.). Map of the Pacific Railroad, with its connections, and the central route to the gold region [Maps]. https://collections.library.yale.edu/catalog/2011850.