Cite

Greater Germany, Kreis boundaries, July 1, 1944.

MLA

of Strategic Services. Research, United States. Office, and Analysis Branch. Greater Germany, Kreis Boundaries, July 1, 1944. R & A, OSS, 1945. https://collections.library.yale.edu/catalog/15479642.

APA, 6th edition

of Strategic Services. Research, U. S. O., & Branch, A. (1945). Greater Germany, Kreis boundaries, July 1, 1944. [Maps]. R & A, OSS, https://collections.library.yale.edu/catalog/15479642.