MLA
Quaker Man with Black Girl. 1865. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 11. https://digital.library.emory.edu/purl/194hmgqnrr-cor.
APA, 6th edition
Quaker man with black girl (Box 11). (1865). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/194hmgqnrr-cor.
Chicago
“Quaker Man with Black Girl.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, 1865. Box 11. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/194hmgqnrr-cor.