MLA
Co., Detroit Publishing. Slave Quarters, the Hermitage, Savannah, Ga. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 74. https://digital.library.emory.edu/purl/303qv9s4px-cor.
APA, 6th edition
Co., D. P. Slave quarters, the hermitage, Savannah, Ga. (Box 74) [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/303qv9s4px-cor.
Chicago
Co., Detroit Publishing. “Slave Quarters, the Hermitage, Savannah, Ga.” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 74. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/303qv9s4px-cor.