MLA
Etta M. Wearing a Dress on the Steps of a Store. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 40. https://digital.library.emory.edu/purl/955m905qmh-cor.
APA, 6th edition
Etta M. wearing a dress on the steps of a store (Box 40). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/955m905qmh-cor.
Chicago
“Etta M. Wearing a Dress on the Steps of a Store.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 40. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/955m905qmh-cor.