MLA
Asheville Post Card Co. (Asheville, N.C.). Unloading sponges at the docks, Tarpon Springs, Fla. [hand colored]. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/2150gb5mq6-cor.
APA, 6th edition
Asheville Post Card Co. (Asheville, N.C.). (unknown)[Unloading sponges at the docks, Tarpon Springs, Fla. [hand colored]]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/2150gb5mq6-cor.
Chicago
Asheville Post Card Co. (Asheville, N.C.), Unloading sponges at the docks, Tarpon Springs, Fla. [hand colored], unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/2150gb5mq6-cor.