MLA

Lith., Milwaukee, and Engr. Co. Map of Wisconsin : Prepared for the Legislative Manual from Offical Records, 1873. Milwaukee Lith. & Eng. Co., , 0AD. https://collections.library.yale.edu/catalog/16680797.

APA, 6th edition

Lith., M., & Co., E. (0 C.E.). Map of Wisconsin : prepared for the legislative manual from offical records, 1873. [Annotations (Provenance)--19th century, Maps]. Milwaukee Lith. & Eng. Co., . https://collections.library.yale.edu/catalog/16680797.