Columbia subject headings:
East-West trade.
Soviet Union--Economic conditions.
Soviet Union--Foreign economic relations.
Technological innovations--Soviet Union.
Harvard subject headings:
East-West trade.
Soviet Union--Economic conditions.
Soviet Union--Foreign economic relations.
Technological innovations--Soviet Union
Princeton subject headings:
East-West trade.
Soviet Union--Economic conditions.
Soviet Union--Foreign economic relations.
Technological innovations--Soviet Union.