MLA
Portrait of an African American Girl from the Back. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 42. https://digital.library.emory.edu/purl/12683bk3pc-cor.
APA, 6th edition
Portrait of an African American girl from the back (Box 42). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/12683bk3pc-cor.
Chicago
“Portrait of an African American Girl from the Back.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 42. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/12683bk3pc-cor.