MLA
African American Boys Working in the Harness Shop in Schofield School in Aiken, S.C. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 48. https://digital.library.emory.edu/purl/245q83bk86-cor.
APA, 6th edition
African American boys working in the harness shop in Schofield School in Aiken, S.C. (Box 48). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/245q83bk86-cor.
Chicago
“African American Boys Working in the Harness Shop in Schofield School in Aiken, S.C.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 48. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/245q83bk86-cor.