MLA
News, and Publications Bureau. Students, Individuals - Thad Horton. 1950. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 16, Folder 8. https://digital.library.emory.edu/purl/238w9ghxtx-cor.
APA, 6th edition
N., & Bureau, P. (1950). Students, individuals - Thad Horton (Box 16, Folder 8) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/238w9ghxtx-cor.
Chicago
News, and Publications Bureau. “Students, Individuals - Thad Horton.” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 1, 1950. Box 16, Folder 8. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/238w9ghxtx-cor.