Columbia subject headings:
Prussia, West (Poland)--History--Dictionaries--Polish.
World War, 1939-1945--Underground movements--Poland--Prussia, West--Dictionaries--Polish.
Harvard subject headings:
Poland--History--Occupation, 1939-1945--Dictionaries--Polish.
Pomerelia (Poland)--Biography--Dictionaries--Polish.
World War, 1939-1945--Underground movements--Poland--Pomerelia--Dictionaries--Polish.
Princeton subject headings:
Prussia, West (Poland)--History--Dictionaries--Polish.
World War, 1939-1945--Underground movements--Poland--Prussia, West--Dictionaries--Polish.