MLA
Asheville Post Card Co. (Asheville, N.C.). Romeo and Juliet in Dixie Land : an African American man and African American woman picking cotton together [hand colored]. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r22cc-cor.
APA, 6th edition
Asheville Post Card Co. (Asheville, N.C.). (unknown)[Romeo and Juliet in Dixie Land : an African American man and African American woman picking cotton together [hand colored]]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r22cc-cor.
Chicago
Asheville Post Card Co. (Asheville, N.C.), Romeo and Juliet in Dixie Land : an African American man and African American woman picking cotton together [hand colored], unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r22cc-cor.