Thomas Jefferson, H. A. Washington (2011). “The Writings of Thomas Jefferson: Being His Autobiography, Correspondence, Reports, Messages, Addresses, and Other Writings, Official and Private”, p.28, Cambridge University Press
Thomas Jefferson (1854). “The Writings of Thomas Jefferson: Inaugural addresses and messages. Replies to public addresses. Indian addresses. Miscellaneous: 1. Notes on Virginia; 2. Biographical sketches of distinguished men; 3. The batture at New Orleans”, p.401
B. L. Rayner, Thomas Jefferson (1834). “Life of Thomas Jefferson: with selections from the most valuable portions of his voluminious and unrivalled private correspondence : with portrait”, p.138