MLA
Williams Jubilee Singers, Touring Europe [Hand Colored]. 1916. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 70. https://digital.library.emory.edu/purl/3655dv41rx-cor.
APA, 6th edition
Williams Jubilee Singers, touring Europe [hand colored] (Box 70). (1916). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3655dv41rx-cor.
Chicago
“Williams Jubilee Singers, Touring Europe [Hand Colored].” Postcards. Robert Langmuir African American Photograph Collection, 1916. Box 70. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3655dv41rx-cor.