Columbia subject headings:
Cicero, Marcus Tullius. De inventione.
Rhetoric, Ancient.
Rhetorica ad Herennium.
Harvard subject headings:
Cicero, Marcus Tullius. De inventione
Rhetoric, Ancient.
Rhetorica ad Herennium.
Princeton subject headings:
Cicero, Marcus Tullius. De inventione.
Rhetoric, Ancient.
Rhetorica ad Herennium.