MLA
Rachel, Standing on a Busy Sidewalk. 1958. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 5. https://digital.library.emory.edu/purl/883xsj3v3g-cor.
APA, 6th edition
Rachel, standing on a busy sidewalk (Box 5). (1958). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/883xsj3v3g-cor.
Chicago
“Rachel, Standing on a Busy Sidewalk.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, 1958. Box 5. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/883xsj3v3g-cor.