MLA
Paddio Photo Studio (New Orleans, La.). St. Augustine's Seminary, Bay St. Louis, Miss.. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/781jh9w100-cor.
APA, 6th edition
Paddio Photo Studio (New Orleans, La.). (unknown)[St. Augustine's Seminary, Bay St. Louis, Miss.]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/781jh9w100-cor.
Chicago
Paddio Photo Studio (New Orleans, La.), St. Augustine's Seminary, Bay St. Louis, Miss., unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/781jh9w100-cor.