MLA
Girl Wearing a Dress and Hat, with a Colored Fitting Room in the Background. 1908. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 73. https://digital.library.emory.edu/purl/7612ngf1xx-cor.
APA, 6th edition
Girl wearing a dress and hat, with a colored fitting room in the background (Box 73). (1908). [Photographic postcards]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7612ngf1xx-cor.
Chicago
“Girl Wearing a Dress and Hat, with a Colored Fitting Room in the Background.” Photographic postcards. Robert Langmuir African American Photograph Collection, 1908. Box 73. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7612ngf1xx-cor.