MLA
Jimmy Carter and Hubert Humphrey - Jimmy Carter Speaking at a Podium. 1955. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 6, Folder 2. https://digital.library.emory.edu/purl/1676t1g247-cor.
APA, 6th edition
Jimmy Carter and Hubert Humphrey - Jimmy Carter speaking at a podium (Box 6, Folder 2). (1955). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1676t1g247-cor.
Chicago
“Jimmy Carter and Hubert Humphrey - Jimmy Carter Speaking at a Podium.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1955. Box 6, Folder 2. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1676t1g247-cor.