Cite

Japan : Okayama-ken.

MLA

of State. Division of Map Intelligence, United States. Department, and Cartography. Japan : Okayama-Ken. Reproduction Branch, OSS, 0AD. https://collections.library.yale.edu/catalog/15511626.

APA, 6th edition

of State. Division of Map Intelligence, U. S. D., & C. (0 C.E.). Japan : Okayama-ken. [Maps]. Reproduction Branch, OSS, https://collections.library.yale.edu/catalog/15511626.