MLA
Greenfield's Arttone Studio (Cincinnati, Ohio). Ella, an African American woman in a dress, standing behind Elmer, an African American man in a suit, who is sitting on a bench attached to a flower covered trellis, both of them wearing hats. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/119f4qrfkb-cor.
APA, 6th edition
Greenfield's Arttone Studio (Cincinnati, Ohio). (unknown)[Ella, an African American woman in a dress, standing behind Elmer, an African American man in a suit, who is sitting on a bench attached to a flower covered trellis, both of them wearing hats]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/119f4qrfkb-cor.
Chicago
Greenfield's Arttone Studio (Cincinnati, Ohio), Ella, an African American woman in a dress, standing behind Elmer, an African American man in a suit, who is sitting on a bench attached to a flower covered trellis, both of them wearing hats, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/119f4qrfkb-cor.