Railroad map of Illinois / prepared under the direction of, and presented by Wm. S. Cantrell, C.F. Lape, and Thos. Gahan, Railroad and Warehouse Commissioners.
MLA
McNally, Rand, and Company. Railroad Map of Illinois / Prepared under the Direction of, and Presented by Wm. S. Cantrell, C.F. Lape, and Thos. Gahan, Railroad and Warehouse Commissioners. Rand McNally & Co., 1893. https://collections.library.yale.edu/catalog/15814406.
APA, 6th edition
McNally, R., & C. (1893). Railroad map of Illinois / prepared under the direction of, and presented by Wm. S. Cantrell, C.F. Lape, and Thos. Gahan, Railroad and Warehouse Commissioners. [Maps, Thematic maps.]. Rand McNally & Co., https://collections.library.yale.edu/catalog/15814406.