(perhaps) Elyot, Thomas. The Governor (1531).

(perhaps) Cicero. De Officiis.

(perhaps) Cicero. Tusculanarum Disputationum.

(perhaps) Plautus. Miles Gloriosus.

(perhaps) Plutarch. The Lives of the Noble Grecians and Romans. Trans. Thomas North (1595). 'The Life of Dion.'

REFERENCE : F.P. Wilson, ed. Damon and Pythias. Malone Society Reprints. Oxford: Oxford University Press, 1957. p. vi.