MLA
Souvenir Post Card Co. (N.Y.). Daily scene in the South : a wagon loaded with cotton pulled by six mules on a dirt road in front of a brick building with advertising for The Drefus Furniture Company. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/477sn02v9w-cor.
APA, 6th edition
Souvenir Post Card Co. (N.Y.). (unknown)[Daily scene in the South : a wagon loaded with cotton pulled by six mules on a dirt road in front of a brick building with advertising for The Drefus Furniture Company]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/477sn02v9w-cor.
Chicago
Souvenir Post Card Co. (N.Y.), Daily scene in the South : a wagon loaded with cotton pulled by six mules on a dirt road in front of a brick building with advertising for The Drefus Furniture Company, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/477sn02v9w-cor.