MLA
An African American Girl Standing next to Railing Holding a Basket of Flowers, and a Matching Basket on the Railing. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/85370rxwgf-cor.
APA, 6th edition
An African American girl standing next to railing holding a basket of flowers, and a matching basket on the railing (Box 72). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/85370rxwgf-cor.
Chicago
“An African American Girl Standing next to Railing Holding a Basket of Flowers, and a Matching Basket on the Railing.” 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/85370rxwgf-cor.