MLA
Rotograph Co. (New York, N.Y.). A coontown troubadour in Dixie Land [hand colored]. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3720cfxpsx-cor.
APA, 6th edition
Rotograph Co. (New York, N.Y.). (unknown)[A coontown troubadour in Dixie Land [hand colored]]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3720cfxpsx-cor.
Chicago
Rotograph Co. (New York, N.Y.), A coontown troubadour in Dixie Land [hand colored], unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3720cfxpsx-cor.