[Smallpox prevention week] [graphic]. and 마마에방주간/天然痘予防週間
MLA
[Smallpox Prevention Week] [Graphic]., 마마에방주간/天然痘予防週間. United States Army Military Government in Korea (USAMGIK), 0AD. https://collections.library.yale.edu/catalog/16047550.
APA, 6th edition
[Smallpox prevention week] [graphic]., 마마에방주간/天然痘予防週間. (0 C.E.). [Posters, Offset lithographs]. United States Army Military Government in Korea (USAMGIK). https://collections.library.yale.edu/catalog/16047550.