Columbia subject headings:
Europe, Eastern--Military policy.
National security--Europe, Eastern.
National security--Soviet Union.
Soviet Union--Military policy.
Warsaw Treaty Organization.
Harvard subject headings:
Europe, Eastern--Military policy.
National security--Europe, Eastern
National security--Soviet Union
Soviet Union--Military policy.
Warsaw Treaty Organization.
Princeton subject headings:
Europe, Eastern--Military policy.
National security--Europe, Eastern.
National security--Soviet Union.
Soviet Union--Military policy.
Warsaw Treaty Organization.