Columbia subject headings:
Harvard subject headings:
Arbitration and award--Europe--Congresses.
Conditional sales--Europe--Congresses.
Conflict of laws--Sales--Europe--Congresses.
Princeton subject headings:
Arbitration and award--Europe--Congresses.
Arbitration and award--Yugoslavia--Congresses.
Conditional sales--Europe--Congresses.
Conditional sales--Yugoslavia--Congresses.
Conflict of laws--Sales--Europe--Congresses.