MLA
Boyadjian, H. Imperail Majesties British Ambassador to Ethiopia Reading to Haile Selassie, Emperor of Ethiopia. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 1. https://digital.library.emory.edu/purl/931qfttf3k-cor.
APA, 6th edition
Boyadjian, H. Imperail Majesties British Ambassador to Ethiopia reading to Haile Selassie, Emperor of Ethiopia (Box 1) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/931qfttf3k-cor.
Chicago
Boyadjian, H. “Imperail Majesties British Ambassador to Ethiopia Reading to Haile Selassie, Emperor of Ethiopia.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/931qfttf3k-cor.