Columbia subject headings:
Savez komunista Jugoslavije--Congresses.
Working class--Yugoslavia--Congresses.
Yugoslavia--Politics and government--1980-1992--Congresses.
Harvard subject headings:
Savez komunista Jugoslavije--Congresses.
Working class--Yugoslavia--Congresses.
Yugoslavia--Politics and government--1945---Congresses.
Yugoslavia--Politics and government--1980-1992--Congresses.
Princeton subject headings: