Columbia subject headings:
Hungary--Economic policy--1989---Congresses.
Poland--Economic policy--1981-1990--Congresses.
Public welfare--Hungary--Congresses.
Public welfare--Poland--Congresses.
Public welfare--Soviet Union--Congresses.
Soviet Union--Economic policy--1986-1991--Congresses.
Harvard subject headings:
Hungary--Economic policy--1989---Congresses.
Poland--Economic policy--1981---Congresses.
Public welfare--Hungary--Congresses.
Public welfare--Poland--Congresses.
Public welfare--Soviet Union--Congresses.
Soviet Union--Economic policy--1986-1991--Congresses.
Princeton subject headings:
Hungary--Economic policy--1989---Congresses.
Poland--Economic policy--1981-1990--Congresses.
Public welfare--Hungary--Congresses.
Public welfare--Poland--Congresses.
Public welfare--Soviet Union--Congresses.
Soviet Union--Economic policy--1986-1991--Congresses.