MLA
Four African American Women in Dresses Standing in a Field of Flowers. 1919. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 68. https://digital.library.emory.edu/purl/6214mw6md2-cor.
APA, 6th edition
Four African American women in dresses standing in a field of flowers (Box 68). (1919). [Postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6214mw6md2-cor.
Chicago
“Four African American Women in Dresses Standing in a Field of Flowers.” Postcards. Robert Langmuir African American Photograph Collection, 1919. Box 68. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/6214mw6md2-cor.