Cite

Vichy [cartographic material] : City plan.

MLA

Service, United States. Army Map. Vichy [Cartographic Material] : City Plan. A.M.S., 1943. https://collections.library.yale.edu/catalog/15484125.

APA, 6th edition

Service, U. S. A. M. (1943). Vichy [cartographic material] : City plan. [Maps]. A.M.S., https://collections.library.yale.edu/catalog/15484125.