MLA
W. E. Tannehill & Bro. (Connellsville, Pa.). Charging coke ovens. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/098z8w9gn6-cor.
APA, 6th edition
W. E. Tannehill & Bro. (Connellsville, Pa.). (unknown)[Charging coke ovens]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/098z8w9gn6-cor.
Chicago
W. E. Tannehill & Bro. (Connellsville, Pa.), Charging coke ovens, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/098z8w9gn6-cor.