APA (7th ed.) Citation

Quintilian & Butler, H. E. (1985). The institutio oratoria of Quintilian. Harvard University Press.

Chicago Style (17th ed.) Citation

Quintilian and Harold Edgeworth Butler. The Institutio Oratoria of Quintilian. Cambridge, Mass. ; London: Harvard University Press, 1985.

MLA (9th ed.) Citation

Quintilian and Harold Edgeworth Butler. The Institutio Oratoria of Quintilian. Harvard University Press, 1985.