MLA
Eight Little Pickaninnies Kneeling in a Row in Montgomery Ala. : Eight African American Children Kneeling behind a Log. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/0924b8gtkf-cor.
APA, 6th edition
Eight little pickaninnies kneeling in a row in Montgomery Ala. : eight African American children kneeling behind a log (Box 72). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/0924b8gtkf-cor.
Chicago
“Eight Little Pickaninnies Kneeling in a Row in Montgomery Ala. : Eight African American Children Kneeling behind a Log.” Photographic postcards. Robert Langmuir African American Photograph Collection, n.d. Box 72. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/0924b8gtkf-cor.