MLA
Co., E. C. Kropp. Cutting and Crating Celery, Sanford, Florida. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 69. https://digital.library.emory.edu/purl/136h189354-cor.
APA, 6th edition
Co., E. C. K. Cutting and crating celery, Sanford, Florida (Box 69) [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/136h189354-cor.
Chicago
Co., E. C. Kropp. “Cutting and Crating Celery, Sanford, Florida.” 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/136h189354-cor.