Columbia subject headings:
Europe, Northern--Foreign economic relations--Soviet Union.
International economic relations.
Soviet Union--Foreign economic relations--Europe, Northern.
Harvard subject headings:
Europe, Northern--Foreign economic relations--Soviet Union.
International economic relations.
Soviet Union--Foreign economic relations--Europe, Northern.
Princeton subject headings:
Europe, Northern--Foreign economic relations--Soviet Union.
International economic relations.
Soviet Union--Foreign economic relations--Europe, Northern.