Columbia subject headings:
Deportation--Soviet Union.
Political persecution--Soviet Union.
Race discrimination--Soviet Union.
Soviet Union--Ethnic relations.
Harvard subject headings:
Deportation--Soviet Union--Sources.
Deportation--Soviet Union.
Political persecution--Soviet Union--Sources.
Political persecution--Soviet Union.
Race discrimination--Soviet Union.
Soviet Union--Ethnic relations--History--Sources.
Soviet Union--Ethnic relations.
Princeton subject headings:
Deportation--Soviet Union.
Political persecution--Soviet Union.
Race discrimination--Soviet Union.
Soviet Union--Ethnic relations.