MLA
Portrait of Robert L. Johnson in a Suit Seated on a Stool with a Suit Jacket over His Shoulder. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 18. https://digital.library.emory.edu/purl/955m905qsm-cor.
APA, 6th edition
Portrait of Robert L. Johnson in a suit seated on a stool with a suit jacket over his shoulder (Box 18). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/955m905qsm-cor.
Chicago
“Portrait of Robert L. Johnson in a Suit Seated on a Stool with a Suit Jacket over His Shoulder.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 18. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/955m905qsm-cor.