Columbia subject headings:
Europe--Civilization--19th century.
Europe--Civilization--20th century.
Europe--Relations--Soviet Union.
Soviet Union--In literature.
Soviet Union--Relations--Europe.
Harvard subject headings:
Europe--Civilization--19th century.
Europe--Civilization--20th century.
Europe--Relations--Soviet Union.
Soviet Union--In literature.
Soviet Union--Relations--Europe.
Princeton subject headings:
Europe--Civilization--19th century.
Europe--Civilization--20th century.
Europe--Relations--Soviet Union.
Soviet Union--In literature.
Soviet Union--Relations--Europe.