MLA
Health and Science Fair - Pi Alpha[?] Science Fair. 1949. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 4, Folder 10. https://digital.library.emory.edu/purl/631cjsxmdz-cor.
APA, 6th edition
Health and Science Fair - Pi Alpha[?] science fair (Box 4, Folder 10). (1949). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/631cjsxmdz-cor.
Chicago
“Health and Science Fair - Pi Alpha[?] Science Fair.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1949. Box 4, Folder 10. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/631cjsxmdz-cor.