Columbia subject headings:
Poland--History--To 1795.
Poland--Politics and government--1572-1763.
Poland--Politics and government--To 1572.
Harvard subject headings:
Poland--History--To 1795
Poland--Politics and government--1572-1763
Poland--Politics and government--To 1572
Princeton subject headings:
Poland--Politics and government--1572-1763.
Poland--Politics and government--To 1572.