Columbia subject headings:
Europe, Eastern--Library resources--United States.
Soviet Union--Library resources--United States.
Harvard subject headings:
Europe, Eastern--Library resources--United States.
Europe, Eastern--Library resources.
Library resources on Eastern Europe--United States.
Library resources on Russia--United States.
Soviet Union--Library resources--United States.
Princeton subject headings:
Library resources on Eastern Europe--United States.
Library resources on Russia--United States.