MLA
Liwman. Portrait of Chulu K. Gillespie in a Suit with a Bow Tie. 1920. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 18. https://digital.library.emory.edu/purl/511xd254k0-cor.
APA, 6th edition
L. (1920). Portrait of Chulu K. Gillespie in a suit with a bow tie (Box 18) [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/511xd254k0-cor.
Chicago
Liwman. “Portrait of Chulu K. Gillespie in a Suit with a Bow Tie.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, 1920. Box 18. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/511xd254k0-cor.