MLA
Four African American Men Wearing Striped Clothing in a Field, One Standing on Top of a Hay Filled Wagon, Two Standing next to the Wagon, One Driving a Team of Mules Pulling Some Farm Equipment. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 32. https://digital.library.emory.edu/purl/24298sf7r8-cor.
APA, 6th edition
Four African American men wearing striped clothing in a field, one standing on top of a hay filled wagon, two standing next to the wagon, one driving a team of mules pulling some farm equipment (Box 32). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/24298sf7r8-cor.
Chicago
“Four African American Men Wearing Striped Clothing in a Field, One Standing on Top of a Hay Filled Wagon, Two Standing next to the Wagon, One Driving a Team of Mules Pulling Some Farm Equipment.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 32. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/24298sf7r8-cor.