MLA
B. Frank Saylor & Co. (Lancaster, Pa.). Two children posing with a toy next to a set of chairs. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/252j6q5777-cor.
APA, 6th edition
B. Frank Saylor & Co. (Lancaster, Pa.). (unknown)[Two children posing with a toy next to a set of chairs]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/252j6q5777-cor.
Chicago
B. Frank Saylor & Co. (Lancaster, Pa.), Two children posing with a toy next to a set of chairs, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/252j6q5777-cor.