MLA
Christiana Riot House : Peter Woods and Sam Hopkins (with the Corn-Cutter Used in the Fight), Two of the Colored Participants. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 74. https://digital.library.emory.edu/purl/897kprr51c-cor.
APA, 6th edition
Christiana Riot House : Peter Woods and Sam Hopkins (with the corn-cutter used in the fight), two of the colored participants (Box 74). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/897kprr51c-cor.
Chicago
“Christiana Riot House : Peter Woods and Sam Hopkins (with the Corn-Cutter Used in the Fight), Two of the Colored Participants.” Photographic 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/897kprr51c-cor.