Italy 1:10,000. Viareggio city plan / prepared under the direction of the Chief of Engineers, U.S. Army, Washington, D.C [cartographic material].
MLA
of Engineers, United States. Army. Corps. Italy 1:10,000. Viareggio City Plan / Prepared under the Direction of the Chief of Engineers, U.S. Army, Washington, D.C [Cartographic Material]. Army Map Service, U.S. Army, 1943. https://collections.library.yale.edu/catalog/15493629.
APA, 6th edition
of Engineers, U. S. A. C. (1943). Italy 1:10,000. Viareggio city plan / prepared under the direction of the Chief of Engineers, U.S. Army, Washington, D.C [cartographic material]. [Maps]. Army Map Service, U.S. Army, https://collections.library.yale.edu/catalog/15493629.