MLA
African American Waiters Standing in the Corners of a Restaurant Dining Room. 1920. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 30. https://digital.library.emory.edu/purl/532d7wm3dg-cor.
APA, 6th edition
African American waiters standing in the corners of a restaurant dining room (Box 30). (1920). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/532d7wm3dg-cor.
Chicago
“African American Waiters Standing in the Corners of a Restaurant Dining Room.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, 1920. Box 30. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/532d7wm3dg-cor.