MLA
Knaffl & Bro. (Knoxville, Tenn.). Old Virginia : African American man smoking a pipe on a rocking chair, in front of a fireplace. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/245q83bk5f-cor.
APA, 6th edition
Knaffl & Bro. (Knoxville, Tenn.). (unknown)[Old Virginia : African American man smoking a pipe on a rocking chair, in front of a fireplace]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/245q83bk5f-cor.
Chicago
Knaffl & Bro. (Knoxville, Tenn.), Old Virginia : African American man smoking a pipe on a rocking chair, in front of a fireplace, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/245q83bk5f-cor.