MLA
Millman, J. J. An African American Boy in Costume with a Checkered Hat. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 61. https://digital.library.emory.edu/purl/965v6wwq29-cor.
APA, 6th edition
Millman, J. J. An African American boy in costume with a checkered hat (Box 61) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/965v6wwq29-cor.
Chicago
Millman, J. J. “An African American Boy in Costume with a Checkered Hat.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 61. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/965v6wwq29-cor.