Columbia subject headings:
Soviet Union--Commerce--United States--Periodicals.
Soviet Union--Foreign economic relations--United States--Periodicals.
United States--Commerce--Soviet Union--Periodicals.
United States--Foreign economic relations--Soviet Union--Periodicals.
Harvard subject headings:
East-West trade--Periodicals.
Soviet Union--Commerce--United States--Periodicals.
United States--Commerce--Soviet Union--Periodicals.
Princeton subject headings:
Periodicals.
Soviet Union--Foreign economic relations--United States--Periodicals.
United States--Foreign economic relations--Soviet Union--Periodicals.