MLA
Four African American Men in Uniform, Each Standing in Front of a Carriage. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 29. https://digital.library.emory.edu/purl/6214mw6mds-cor.
APA, 6th edition
Four African American men in uniform, each standing in front of a carriage (Box 29). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6214mw6mds-cor.
Chicago
“Four African American Men in Uniform, Each Standing in Front of a Carriage.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 29. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6214mw6mds-cor.