MLA
Grandpa Martin in Hat and Bow Tie. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 16. https://digital.library.emory.edu/purl/020fttdz9r-cor.
APA, 6th edition
Grandpa Martin in hat and bow tie (Box 16). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/020fttdz9r-cor.
Chicago
“Grandpa Martin in Hat and Bow Tie.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 16. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/020fttdz9r-cor.