Columbia subject headings:
Internationalism--Study and teaching--Soviet Union--Congresses.
Patriotism--Soviet Union--Congresses.
Soviet Union--Ethnic relations--Congresses.
Harvard subject headings:
Internationalism--Study and teaching--Soviet Union--Congresses.
Patriotism--Soviet Union--Congresses.
Soviet Union--Ethnic relations--Congresses.
Princeton subject headings:
Internationalism--Study and teaching--Soviet Union--Congresses.
Patriotism--Soviet Union--Congresses.
Soviet Union--Ethnic relations--Congresses.