MLA
Portrait of an African American Minstrel. 1915. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 70. https://digital.library.emory.edu/purl/624jm63xws-cor.
APA, 6th edition
Portrait of an African American minstrel (Box 70). (1915). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/624jm63xws-cor.
Chicago
“Portrait of an African American Minstrel.” Photographic postcards. Robert Langmuir African American Photograph Collection, 1915. Box 70. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/624jm63xws-cor.