MLA
Illustrated Post Card Co. (N.Y.). The sand hill special, Southern Pines, N.C. : African American man on an ox-drawn carriage. May 27, 1968. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/170msbcc4m-cor.
APA, 6th edition
Illustrated Post Card Co. (N.Y.). (May 27, 1968)[The sand hill special, Southern Pines, N.C. : African American man on an ox-drawn carriage]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/170msbcc4m-cor.
Chicago
Illustrated Post Card Co. (N.Y.), The sand hill special, Southern Pines, N.C. : African American man on an ox-drawn carriage, May 27, 1968, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/170msbcc4m-cor.