Columbia subject headings:
Cicero, Marcus Tullius.
Gaius.
Gaius. Institutiones.
Roman law--Methodology.
Harvard subject headings:
Cicero, Marcus Tullius
Cicero, Marcus Tullius--Knowledge--Law.
Gaius
Gaius. Institutiones.
Roman law--Methodology.
Princeton subject headings:
Cicero, Marcus Tullius.
Gaius.
Gaius. Institutiones.
Roman law--Methodology.