Institutio Oratoria

Quintilian

Quintilian. Institutio Oratoria, Volume 1-4. Butler, Harold Edgeworth, translator. Cambridge, Mass; London: Harvard University Press, William Heinemann Ltd., 1920-1922.

those who testify of their own free will and those who are summoned to attend in the public courts of whom the former are available to either party, the latter solely to the accusers, we must distinguish between the duties of the advocate who produces witnesses and the advocate who refutes them.