MLA
Galleries, Brady's National Photographic Portrait. Confederate General Robert Edward Lee. E. and H. T. Anthony, 1862. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 16, Folder 45. https://digital.library.emory.edu/purl/825x69p92c-cor.
APA, 6th edition
Galleries, B. N. P. P. (1862). Confederate general Robert Edward Lee (Box 16, Folder 45) [Cartes-de-visite (card photographs)]. E. and H. T. Anthony; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/825x69p92c-cor.
Chicago
Galleries, Brady's National Photographic Portrait. “Confederate General Robert Edward Lee.” Cartes-de-visite (card photographs). Civil War Collection. New York City, NY: E. and H. T. Anthony, 1862. Box 16, Folder 45. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/825x69p92c-cor.