MLA
A.L. Macbeth Studio (Baltimore, Md.). An African American girl in a dress and a bow in her hair, leaning against a wood fence. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/68605qftx4-cor.
APA, 6th edition
A.L. Macbeth Studio (Baltimore, Md.). (unknown)[An African American girl in a dress and a bow in her hair, leaning against a wood fence]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/68605qftx4-cor.
Chicago
A.L. Macbeth Studio (Baltimore, Md.), An African American girl in a dress and a bow in her hair, leaning against a wood fence, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/68605qftx4-cor.