MLA
Identified Speakers and Entertainers - Dr. William Edwin E. Sangster, Preacher. Emory University. Office of Alumni Publications., 1948. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 6, Folder 11. https://digital.library.emory.edu/purl/477sn02vsr-cor.
APA, 6th edition
Identified Speakers and Entertainers - Dr. William Edwin E. Sangster, preacher (Box 6, Folder 11). (1948). [Black-and-white photographs]. Emory University. Office of Alumni Publications.; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/477sn02vsr-cor.
Chicago
“Identified Speakers and Entertainers - Dr. William Edwin E. Sangster, Preacher.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs. Emory University. Office of Alumni Publications., 1948. Box 6, Folder 11. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/477sn02vsr-cor.