APA (7th ed.) Citation

Cicero, M. T., & Duff, J. D. (1962). An easy selection from Cicero's correspondence (2d ed.). University Press.

Chicago Style (17th ed.) Citation

Cicero, Marcus Tullius, and J. D. Duff. An Easy Selection from Cicero's Correspondence. 2d ed. Cambridge, Eng.: University Press, 1962.

MLA (8th ed.) Citation

Cicero, Marcus Tullius, and J. D. Duff. An Easy Selection from Cicero's Correspondence. 2d ed. University Press, 1962.