MLA
Russell, George William, 1867-1935. Receipt for money sent from Augusta Gregory to George Russell (AE). 1899. Gregory Family Papers, 1770-1956. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/791sf7m0sq-cor.
APA, 6th edition
Russell, George William, 1867-1935. (1899)[Receipt for money sent from Augusta Gregory to George Russell (AE)]. Gregory Family Papers, 1770-1956, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/791sf7m0sq-cor.
Chicago
Russell, George William, 1867-1935, Receipt for money sent from Augusta Gregory to George Russell (AE), 1899, Gregory Family Papers, 1770-1956, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/791sf7m0sq-cor.