MLA
Baltimore Stationery Co. (Baltimore, Md.). Hotel McLaughlin in Greencastle, Pa. : where the house now stands, colored refugees were released from confederate soldiers by Greencastle citizens. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1439zw3r40-cor.
APA, 6th edition
Baltimore Stationery Co. (Baltimore, Md.). (unknown)[Hotel McLaughlin in Greencastle, Pa. : where the house now stands, colored refugees were released from confederate soldiers by Greencastle citizens]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1439zw3r40-cor.
Chicago
Baltimore Stationery Co. (Baltimore, Md.), Hotel McLaughlin in Greencastle, Pa. : where the house now stands, colored refugees were released from confederate soldiers by Greencastle citizens, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/1439zw3r40-cor.