Columbia subject headings:
Balance of power.
International relations.
Nuclear weapons.
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Soviet Union.
Harvard subject headings:
Balance of power.
International relations
Nuclear weapons.
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Soviet Union.
Princeton subject headings:
Balance of power.
International relations.
Nuclear weapons.
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Soviet Union.