MLA
Royster, J. [Nigger] : an African American Woman in a Dress Sitting in a Chair, Eating Something out of a Bottle. 1907. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 73. https://digital.library.emory.edu/purl/296wwpzgpz-cor.
APA, 6th edition
Royster, J. (1907). [Nigger] : an African American woman in a dress sitting in a chair, eating something out of a bottle (Box 73) [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/296wwpzgpz-cor.
Chicago
Royster, J. “[Nigger] : an African American Woman in a Dress Sitting in a Chair, Eating Something out of a Bottle.” Postcards. Robert Langmuir African American Photograph Collection, 1907. Box 73. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/296wwpzgpz-cor.