Thomas Jefferson (1829). “Memoirs Corespondence and Private Papers of Thomas Jefferson Late, President of the United States: Now First Published the Original Manuscripts”, p.70
Euripides (1959). “Euripides: Electra, translated by E. T. Vermeule. The Phoenician women, translated by E. Wyckoff. The Bacchae, translated by W. Arrowsmith. Chronological note on the plays of Euripides, by R. Lattimore”