MLA
Smalls Art Photo Studio (New York, N.Y.). Pearl Phelps wearing an evening gown in front of a band. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/583kwh70zf-cor.
APA, 6th edition
Smalls Art Photo Studio (New York, N.Y.). (unknown)[Pearl Phelps wearing an evening gown in front of a band]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/583kwh70zf-cor.
Chicago
Smalls Art Photo Studio (New York, N.Y.), Pearl Phelps wearing an evening gown in front of a band, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/583kwh70zf-cor.