Columbia subject headings:
Europe, Eastern--Economic conditions--1989---Congresses.
Europe, Eastern--Economic policy--Congresses.
Taxation--Congresses.
Taxation--Europe, Central--Congresses.
Taxation--Europe, Eastern--Congresses.
Harvard subject headings:
Europe, Eastern--Economic conditions--1989---Congresses.
Europe, Eastern--Economic policy--Congresses.
Taxation--Congresses
Taxation--Europe, Central--Congresses.
Taxation--Europe, Eastern--Congresses.
Princeton subject headings:
Taxation--Europe, Central--Congresses.
Taxation--Europe, Eastern--Congresses.