Tusculan disputations.
MLA
Cicero, Marcus Tullius, and J. E King. Tusculan Disputations. Reprint Cambridge: Harvard university press, 2001.
APA
Cicero, M. Tullius, & King, J. E. (2001). Tusculan disputations. Reprint Cambridge: Harvard university press.
Chicago
Cicero, Marcus Tullius, Tusculan Disputations. Translated by J. E King. Reprint Cambridge: Harvard university press, 2001.