MLA
D. Van Wagenen (Savannah, Ga.). Cake walkers-way down south in Dixie : three African American men and two women dressed up, with one playing a string instrument and walking a dog. January 31, 1903. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/163stqjq4p-cor.
APA, 6th edition
D. Van Wagenen (Savannah, Ga.). (January 31, 1903)[Cake walkers-way down south in Dixie : three African American men and two women dressed up, with one playing a string instrument and walking a dog]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/163stqjq4p-cor.
Chicago
D. Van Wagenen (Savannah, Ga.), Cake walkers-way down south in Dixie : three African American men and two women dressed up, with one playing a string instrument and walking a dog, January 31, 1903, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/163stqjq4p-cor.