MLA
Services, Emory University Photographic. Performing Arts: Theatre, Unidentified Groups - Theatrical Performance of "His Master's Voice". 1960. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 24, Folder 1. https://digital.library.emory.edu/purl/839k3j9mbf-cor.
APA, 6th edition
Services, E. U. P. (1960). Performing arts: Theatre, unidentified groups - Theatrical performance of "His Master's Voice" (Box 24, Folder 1) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/839k3j9mbf-cor.
Chicago
Services, Emory University Photographic. “Performing Arts: Theatre, Unidentified Groups - Theatrical Performance of ‘His Master's Voice.’” Black-and-white photographs. EU Office of Alumni Publications Photos Deposit Collection 2 , 1960. Box 24, Folder 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/839k3j9mbf-cor.