MLA
Identified Speakers and Entertainers - Carl Sandburg, Poet and Biographer, with Druid Hills High School Students. 1940. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 6, Folder 12. https://digital.library.emory.edu/purl/047rn8pkm6-cor.
APA, 6th edition
Identified Speakers and Entertainers - Carl Sandburg, poet and biographer, with Druid Hills high school students (Box 6, Folder 12). (1940). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/047rn8pkm6-cor.
Chicago
“Identified Speakers and Entertainers - Carl Sandburg, Poet and Biographer, with Druid Hills High School Students.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1940. Box 6, Folder 12. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/047rn8pkm6-cor.