Cite

The Klagenfurt Basin [cartographic material].

MLA

of Strategic Services. Research, United States. Office, and Analysis Branch. The Klagenfurt Basin [Cartographic Material]. Reproduction Branch, OSS, 1944. https://collections.library.yale.edu/catalog/15497838.

APA, 6th edition

of Strategic Services. Research, U. S. O., & Branch, A. (1944). The Klagenfurt Basin [cartographic material]. [Maps]. Reproduction Branch, OSS, https://collections.library.yale.edu/catalog/15497838.