MLA
News, and Publications Bureau. Identified Speakers and Entertainers - Cullen B. Gosnell, Dillard B. Lasseter, Leland Stowe, and Walter Paschall. 1930. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 6, Folder 11. https://digital.library.emory.edu/purl/2322bvq8q3-cor.
APA, 6th edition
N., & Bureau, P. (1930). Identified Speakers and Entertainers - Cullen B. Gosnell, Dillard B. Lasseter, Leland Stowe, and Walter Paschall (Box 6, Folder 11) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/2322bvq8q3-cor.
Chicago
News, and Publications Bureau. “Identified Speakers and Entertainers - Cullen B. Gosnell, Dillard B. Lasseter, Leland Stowe, and Walter Paschall.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1930. Box 6, Folder 11. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/2322bvq8q3-cor.