David Ricardo, John Ramsay McCulloch (1846). “The Works of David Ricardo, Esq., M.P.: With a Notice of the Life and Writings of the Author”, p.388, London, J. Murray
Alexander Hamilton, James Madison, John Jay, Henry Barton Dawson (1864). “The Fœderalist: A Collection of Essays, Written in Favor of the New Constitution, as Agreed Upon by the Fœderal Convention, September 17, 1787. Reprinted from the Original Text. With an Historical Introduction and Notes”, p.544, New York : C. Scribner ; London : Sampson Low
Leo Tolstoy (2016). “WHAT IS ART? & WHEREIN IS TRUTH IN ART? (Meditations on Aesthetics & Literature): On the Significance of Science and Art, Shakespeare and the Drama, The Works of Guy De Maupassant, A. Stockham'sTokology, Amiel's Diary, S. T. Seménov's Peasant Stories, Stop and Think!...”, p.351, e-artnow