Cite

Port of Königsberg / lithographed in the Reproduction Branch, OSS.

MLA

of Strategic Services. Research, United States. Office, and Analysis Branch. Port of Königsberg / Lithographed in the Reproduction Branch, OSS. Reproduction Branch, OSS, 1944. https://collections.library.yale.edu/catalog/15474783.

APA, 6th edition

of Strategic Services. Research, U. S. O., & Branch, A. (1944). Port of Königsberg / lithographed in the Reproduction Branch, OSS. [Maps]. Reproduction Branch, OSS, https://collections.library.yale.edu/catalog/15474783.