CANTO XXXIII – Sources
Adams, John. The Works of John Adams. Ed. Charles Francis Adams. 10 vols. Boston: Little, Brown, and Company, 1850-6. Hathi Trust.
Besedovsky, Grigory. Oui, J’accuse : au service des Soviets. Paris: A. Redier, 1930.
Brookhart, Smith Wildman. “Nomination of Eugene Meyer.” Congressional Record, vol. 74-part 6, February 25, 1931. 5922-3. govinfo.gov.
Jefferson, Thomas. The Writings of Thomas Jefferson. Eds. Andrew Lipscomb and Albert Ellery Bergh. Memorial Edition. Washington D.C.: The Thomas Jefferson Memorial Association, 1903-4. 20 vols. Hathi Trust.
Marx, Karl. II Capitale. Torino: Unione Tipografico – Casa Editrice Torinese, 1924.