MLA

of Strategic Services. Research, United States. Office, and Analysis Branch. Germany, Roads. lithographed in the Reproduction Branch, OSS, 1944. https://collections.library.yale.edu/catalog/15479670.

APA, 6th edition

of Strategic Services. Research, U. S. O., & Branch, A. (1944). Germany, roads. [Road maps]. lithographed in the Reproduction Branch, OSS, https://collections.library.yale.edu/catalog/15479670.