MLA
Duncan, Bob. College of Arts and Sciences - Dr. Voisin Popovic Studying the Physiological Effect of Weightlessness on Rats. 1969. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 8, Folder 4. https://digital.library.emory.edu/purl/228ncjsz67-cor.
APA, 6th edition
Duncan, B. (1969). College of Arts and Sciences - Dr. Voisin Popovic studying the physiological effect of weightlessness on rats (Box 8, Folder 4) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/228ncjsz67-cor.
Chicago
Duncan, Bob. “College of Arts and Sciences - Dr. Voisin Popovic Studying the Physiological Effect of Weightlessness on Rats.” Black-and-white photographs. Emory University Office of Alumni Publications Photographs, 1969. Box 8, Folder 4. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/228ncjsz67-cor.