MLA
An African American Child Smiling. 1904. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 74. https://digital.library.emory.edu/purl/3720cfxprf-cor.
APA, 6th edition
An African American child smiling (Box 74). (1904). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3720cfxprf-cor.
Chicago
“An African American Child Smiling.” Postcards. Robert Langmuir African American Photograph Collection, 1904. Box 74. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3720cfxprf-cor.