Cite

Official railroad map of Nebraska / compiled for the Nebraska Board of Transportation ; drawn by W.W. Alt, c.e.

MLA

of Transportation, Nebraska. Board. Official Railroad Map of Nebraska / Compiled for the Nebraska Board of Transportation ; Drawn by W.W. Alt, C.e. available from] W. W. Alt, publisher, 1892. https://collections.library.yale.edu/catalog/15814782.

APA, 6th edition

of Transportation, N. B. (1892). Official railroad map of Nebraska / compiled for the Nebraska Board of Transportation ; drawn by W.W. Alt, c.e. [Maps]. available from] W. W. Alt, publisher, https://collections.library.yale.edu/catalog/15814782.