Cite

Eastern Asia 1:1,000,000 AAF cloth chart. Ryojun NJ-51.

MLA

Service, United States. Army Map. Eastern Asia 1:1,000,000 AAF Cloth Chart. Ryojun NJ-51. A.M.S., 1944. https://collections.library.yale.edu/catalog/15502139.

APA, 6th edition

Service, U. S. A. M. (1944). Eastern Asia 1:1,000,000 AAF cloth chart. Ryojun NJ-51. [Maps]. A.M.S., https://collections.library.yale.edu/catalog/15502139.