MLA
Rochester Photo Press (N.Y.). Absolutely neutral : an African American baby holding a sword and wearing a hat. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r22bn-cor.
APA, 6th edition
Rochester Photo Press (N.Y.). (unknown)[Absolutely neutral : an African American baby holding a sword and wearing a hat]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r22bn-cor.
Chicago
Rochester Photo Press (N.Y.), Absolutely neutral : an African American baby holding a sword and wearing a hat, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r22bn-cor.