MLA
Three African American Children Sitting next to an Empty Seat. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 74. https://digital.library.emory.edu/purl/907tmpg4hg-cor.
APA, 6th edition
Three African American children sitting next to an empty seat (Box 74). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/907tmpg4hg-cor.
Chicago
“Three African American Children Sitting next to an Empty Seat.” Postcards. Robert Langmuir African American Photograph Collection, n.d. Box 74. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/907tmpg4hg-cor.