MLA
Sam Roulett in Military Uniform, Holding a Firearm, next to a Dead Deer on Top of an Automobile. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 70. https://digital.library.emory.edu/purl/262s4mw6qw-cor.
APA, 6th edition
Sam Roulett in military uniform, holding a firearm, next to a dead deer on top of an automobile (Box 70). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/262s4mw6qw-cor.
Chicago
“Sam Roulett in Military Uniform, Holding a Firearm, next to a Dead Deer on Top of an Automobile.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 70. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/262s4mw6qw-cor.