MLA
Three African American Men Standing Outside a House, Wearing Suits and Hats. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/088qbzkh38-cor.
APA, 6th edition
Three African American men standing outside a house, wearing suits and hats (Box 72). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/088qbzkh38-cor.
Chicago
“Three African American Men Standing Outside a House, Wearing Suits and Hats.” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 72. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/088qbzkh38-cor.