Columbia subject headings:
Demography--Former Soviet republics.
Demography--Soviet Union.
Former Soviet republics--Population--Statistics.
Soviet Union--Population--Statistics.
Harvard subject headings:
Demography--Former Soviet republics.
Demography--Soviet Union.
Former Soviet republics--Population--Statistics.
Soviet Union--Population--Statistics.
Princeton subject headings:
Demography--Former Soviet republics.
Demography--Soviet Union.
Former Soviet republics--Population--Statistics.
Soviet Union--Population--Statistics.