Cite

Southeastern Siberia [cartographic material] / R & A, O.S.S.

MLA

of Strategic Services. Research, United States. Office, and Analysis Branch. Southeastern Siberia [Cartographic Material] / R & A, O.S.S. Reproduction Branch, OSS, 1944. https://collections.library.yale.edu/catalog/15509696.

APA, 6th edition

of Strategic Services. Research, U. S. O., & Branch, A. (1944). Southeastern Siberia [cartographic material] / R & A, O.S.S. [Maps]. Reproduction Branch, OSS, https://collections.library.yale.edu/catalog/15509696.