Columbia subject headings:
Harvard subject headings:
Dissenters--Soviet Union--Congresses.
Minorities--Soviet Union--Congresses.
Nationalism--Soviet Union--Congresses.
Soviet Union--Politics and government--1953-1985--Congresses.
Princeton subject headings:
Dissenters--Soviet Union--Congresses.
Minorities--Soviet Union--Congresses.
Nationalism--Soviet Union--Congresses.
Soviet Union--Politics and government--1953---Congresses.