Columbia subject headings:
Equality of states.
Federal government--European Economic Community countries.
International and municipal law--European Economic Community countries.
International law--Interpretation and construction.
Law--Europe.
Statistical Office of the European Communities.
Harvard subject headings:
Equality of states.
International law--Interpretation and construction.
Law--Europe
Statistical Office of the European Communities.
Princeton subject headings:
Equality of states.
International law--Interpretation and construction.
Law--Europe.
Statistical Office of the European Communities.