Columbia subject headings:
Harvard subject headings:
Europe--Forecasting.
Europe--Foreign relations--Poland.
Europe--Politics and government--1989-
Poland--Forecasting.
Poland--Foreign relations--1989-
Poland--Foreign relations--Europe
Princeton subject headings:
Europe--Forecasting.
Europe--Foreign relations--Poland.
Europe--Politics and government--1989-
Poland--Forecasting.
Poland--Foreign relations--1989-
Poland--Foreign relations--Europe.