MLA
Roosevelt, Theodore (American president, 1858-1919). Newspaper clipping, "Roosevelt Sends Regrets," August 16, 1904. August 16, 1904. William H. Scott Family Papers, 1848-1982. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/764gmsbdwj-cor.
APA, 6th edition
Roosevelt, Theodore (American president, 1858-1919). (August 16, 1904)[Newspaper clipping, "Roosevelt Sends Regrets," August 16, 1904]. William H. Scott Family Papers, 1848-1982, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/764gmsbdwj-cor.
Chicago
Roosevelt, Theodore (American president, 1858-1919), Newspaper clipping, "Roosevelt Sends Regrets," August 16, 1904, August 16, 1904, William H. Scott Family Papers, 1848-1982, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/764gmsbdwj-cor.