APA (7th ed.) Citation

Cicero, M. T. v., & Keyes, C. W. (1971). Cicero: In twenty-eight volumes (Rev. and repr.). Harvard Univ. Press [u.a.].

Chicago Style (17th ed.) Citation

Cicero, Marcus Tullius v106-v43, and Clinton Walker Keyes. Cicero: In Twenty-eight Volumes. Rev. and repr. Cambridge, Mass: Harvard Univ. Press [u.a.], 1971.

MLA (9th ed.) Citation

Cicero, Marcus Tullius v106-v43, and Clinton Walker Keyes. Cicero: In Twenty-eight Volumes. Rev. and repr. Harvard Univ. Press [u.a.], 1971.