MLA
Pickanninies : an African American Boy with Little Toddler Girl [Hand Colored]. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/000000001d-cor.
APA, 6th edition
Pickanninies : an African American boy with little toddler girl [hand colored] (Box 72). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/000000001d-cor.
Chicago
“Pickanninies : an African American Boy with Little Toddler Girl [Hand Colored].” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 72. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/000000001d-cor.