MLA
Mo_ller, A. W. Groups Picking Watermelons. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 1. https://digital.library.emory.edu/purl/235gb5mkrk-cor.
APA, 6th edition
Mo_ller, A. W. Groups picking watermelons (Box 1) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/235gb5mkrk-cor.
Chicago
Mo_ller, A. W. “Groups Picking Watermelons.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/235gb5mkrk-cor.