MLA
Rotograph Co. (New York, N.Y.). In the French Quarter, New Orleans, La.. October 10, 1909. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/709w0vt4d7-cor.
APA, 6th edition
Rotograph Co. (New York, N.Y.). (October 10, 1909)[In the French Quarter, New Orleans, La.]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/709w0vt4d7-cor.
Chicago
Rotograph Co. (New York, N.Y.), In the French Quarter, New Orleans, La., October 10, 1909, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/709w0vt4d7-cor.