MLA
Co., J. I. Austen. Dat Am Fine : Two African American Girls Eating Watermelon [Hand Colored]. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 69. https://digital.library.emory.edu/purl/829b5mkm14-cor.
APA, 6th edition
Co., J. I. A. Dat am fine : two African American girls eating watermelon [hand colored] (Box 69) [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/829b5mkm14-cor.
Chicago
Co., J. I. Austen. “Dat Am Fine : Two African American Girls Eating Watermelon [Hand Colored].” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 69. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/829b5mkm14-cor.