Columbia subject headings:
Harvard subject headings:
Central planning--Hungary--Congresses.
Hungary--Economic conditions--1968-1989--Congresses.
Hungary--Economic policy--1968-1989--Congresses.
Hungary--Foreign economic relations--Congresses.
Princeton subject headings:
Central planning--Hungary--Congresses.
Hungary--Economic conditions--1968---Congresses.
Hungary--Economic policy--1968---Congresses.
Hungary--Foreign economic relations--Congresses.