MLA
LaFrage, Susan W. Three Officers of the 43rd General Hospital Unit in Front of the Officers Mess at Camp Livingston, Louisiana. 1942. Robert W. Woodruff Health Sciences Center. Library, Box 2, Folder 3. https://digital.library.emory.edu/purl/4988gthvg8-cor.
APA, 6th edition
LaFrage, S. W. (1942). Three officers of the 43rd General Hospital unit in front of the officers mess at Camp Livingston, Louisiana (Box 2, Folder 3) [Black-and-white photographs]. Robert W. Woodruff Health Sciences Center. Library. https://digital.library.emory.edu/purl/4988gthvg8-cor.
Chicago
LaFrage, Susan W. “Three Officers of the 43rd General Hospital Unit in Front of the Officers Mess at Camp Livingston, Louisiana.” Black-and-white photographs. Emory Unit Collection, 1942. Box 2, Folder 3. Robert W. Woodruff Health Sciences Center. Library. https://digital.library.emory.edu/purl/4988gthvg8-cor.