MLA
Harvesting a Crop of Watermelons, Florida [Hand Colored]. 1928. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 69. https://digital.library.emory.edu/purl/153jwstqnh-cor.
APA, 6th edition
Harvesting a crop of watermelons, Florida [hand colored] (Box 69). (1928). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/153jwstqnh-cor.
Chicago
“Harvesting a Crop of Watermelons, Florida [Hand Colored].” Photographic postcards. Robert Langmuir African American Photograph Collection, 1928. Box 69. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/153jwstqnh-cor.