Columbia subject headings:
Communist countries.
Communist strategy.
Soviet Union--Military policy.
Terrorism--History--20th century.
World politics--1945-1989.
Harvard subject headings:
Communist countries.
Communist strategy.
Soviet Union--Military policy.
Terrorism--History--20th century
World politics--1945-
Princeton subject headings:
Communist countries.
Communist strategy.
Soviet Union--Military policy.
Terrorism--History--20th century.
World politics--1945-1989.