Columbia subject headings:
Contracts (Roman law)
Contracts.
Roman law--Handbooks, manuals, etc.
Roman law.
Harvard subject headings:
Contracts (Roman law)
Contracts.
Roman law--Handbooks, manuals, etc.
Roman law.
Princeton subject headings:
Contracts (Roman law)
Contracts.
Roman law--Handbooks, manuals, etc.
Roman law.