The Lowlands; special strategic map.
MLA
Service, United States. Army Map. The Lowlands; Special Strategic Map. 1945. https://collections.library.yale.edu/catalog/15352188.
APA, 6th edition
Service, U. S. A. M. (1945). The Lowlands; special strategic map. [Maps]. https://collections.library.yale.edu/catalog/15352188.