MLA
Sherman, Ron. Luncheon for Businessmen Attending Seminar, Atlanta, Georgia. 1974. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 1, Folder 58. https://digital.library.emory.edu/purl/088qbzkhjn-cor.
APA, 6th edition
Sherman, R. (1974). Luncheon for businessmen attending seminar, Atlanta, Georgia (Box 1, Folder 58) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/088qbzkhjn-cor.
Chicago
Sherman, Ron. “Luncheon for Businessmen Attending Seminar, Atlanta, Georgia.” Black-and-white photographs. Ron Sherman Photographs Collection, 1974. Box 1, Folder 58. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/088qbzkhjn-cor.