MLA
An African American Man with a Mustache in a Suit, Standing in Front of a House. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 72. https://digital.library.emory.edu/purl/634sj3txc4-cor.
APA, 6th edition
An African American man with a mustache in a suit, standing in front of a house (Box 72). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/634sj3txc4-cor.
Chicago
“An African American Man with a Mustache in a Suit, Standing in Front of a House.” 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/634sj3txc4-cor.