Columbia subject headings:
Contracts, Gratuitous--France.
Contracts, Gratuitous--Great Britain.
Liability (Law)--France.
Liability (Law)--Great Britain.
Transportation--France--Law and legislation.
Transportation--Great Britain--Law and legislation.
Harvard subject headings:
Contracts, Gratuitous--France.
Contracts, Gratuitous--Great Britain.
Liability (Law)--France.
Liability (Law)--Great Britain.
Transportation--Law and legislation--France
Transportation--Law and legislation--Great Britain.
Princeton subject headings: