MLA
Four African American Girls and One Boys Standing on a Dirt Road. 1907. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/177fqz613h-cor.
APA, 6th edition
Four African American girls and one boys standing on a dirt road (Box 72). (1907). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/177fqz613h-cor.
Chicago
“Four African American Girls and One Boys Standing on a Dirt Road.” Postcards. Robert Langmuir African American Photograph Collection, 1907. Box 72. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/177fqz613h-cor.