MLA

Mackintosh, and Co. Map of City of Pueblo, Pueblo County, Colorado, and Vicinity / Compiled from Official Records and Actual Surveys ; Drawn by Mackintosh & Co. Collier & Cleveland,, Wayland-Barkley Printing Co. : 0AD. https://collections.library.yale.edu/catalog/15818445.

APA, 6th edition

M., & C. (0 C.E.). Map of City of Pueblo, Pueblo County, Colorado, and vicinity / compiled from official records and actual surveys ; drawn by Mackintosh & Co. [Maps]. Collier & Cleveland,, Wayland-Barkley Printing Co. : https://collections.library.yale.edu/catalog/15818445.