APA (7th ed.) Citation

Cicero, M. T. v. (1991). On duties (1. publ.). Cambridge Univ. Press.

Chicago Style (17th ed.) Citation

Cicero, Marcus Tullius v106-v43. On Duties. 1. publ. Cambridge [u.a.]: Cambridge Univ. Press, 1991.

MLA (9th ed.) Citation

Cicero, Marcus Tullius v106-v43. On Duties. 1. publ. Cambridge Univ. Press, 1991.