MLA
Jackson, Joseph T. Beginning and End of the Year Receptions - Lawn Party at President's House for Graduates. 1950. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 5, Folder 8. https://digital.library.emory.edu/purl/668x95x6z4-cor.
APA, 6th edition
Jackson, J. T. (1950). Beginning and End of the Year Receptions - Lawn party at President's house for graduates (Box 5, Folder 8) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/668x95x6z4-cor.
Chicago
Jackson, Joseph T. “Beginning and End of the Year Receptions - Lawn Party at President's House for Graduates.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1950. Box 5, Folder 8. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/668x95x6z4-cor.