MLA
D. Van Wagenen (Savannah, Ga.). Greetings from the sunny south : a still hunt : African American children and a woman sitting on stairs. May 19, 1898. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/320sqv9s77-cor.
APA, 6th edition
D. Van Wagenen (Savannah, Ga.). (May 19, 1898)[Greetings from the sunny south : a still hunt : African American children and a woman sitting on stairs]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/320sqv9s77-cor.
Chicago
D. Van Wagenen (Savannah, Ga.), Greetings from the sunny south : a still hunt : African American children and a woman sitting on stairs, May 19, 1898, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/320sqv9s77-cor.