MLA
Hardman, Guy. Guy Hardman Snaps One Man Band : Playing on Sidewalk. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 25. https://digital.library.emory.edu/purl/2322bvq86m-cor.
APA, 6th edition
Hardman, G. Guy Hardman snaps one man band : playing on sidewalk (Box 25) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/2322bvq86m-cor.
Chicago
Hardman, Guy. “Guy Hardman Snaps One Man Band : Playing on Sidewalk.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 25. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/2322bvq86m-cor.