MLA
Way down in Dixie : Two Older African American Women Sitting Outside a Log Cabin : with One Older African American Man, with a Beard, Sitting on the Stairs. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 71. https://digital.library.emory.edu/purl/668x95x6d0-cor.
APA, 6th edition
Way down in Dixie : two older African American women sitting outside a log cabin : with one older African American man, with a beard, sitting on the stairs (Box 71). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/668x95x6d0-cor.
Chicago
“Way down in Dixie : Two Older African American Women Sitting Outside a Log Cabin : with One Older African American Man, with a Beard, Sitting on the Stairs.” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 71. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/668x95x6d0-cor.