Columbia subject headings:
Bolesław III, King of Poland, 1085-1138--Family.
Poland--History--Piast period, 960-1386.
Poland--Kings and rulers.
Władysław II, Prince of Silesia, 1105-1159.
Harvard subject headings:
Bolesław III, King of Poland, 1085-1138.
Poland--Administrative and political divisions--12th century.
Poland--History--Boleslaus III, 1102-1138
Poland--History--To 1795
Princeton subject headings:
Bolesław III, King of Poland, 1085-1138.
Poland--Administrative and political divisions--12th century.
Poland--History--Boleslaus III, 1102-1138.
Poland--History--To 1795.