MLA
Noll's Gallery (N.Y.). An African American, in a suit, holding a hat and a cane.. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/197xksn05q-cor.
APA, 6th edition
Noll's Gallery (N.Y.). (unknown)[An African American, in a suit, holding a hat and a cane.]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/197xksn05q-cor.
Chicago
Noll's Gallery (N.Y.), An African American, in a suit, holding a hat and a cane., unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/197xksn05q-cor.