Columbia subject headings:
Harvard subject headings:
Lʹviv (Ukraine)--History.
Poland--History--Occupation, 1939-1945
World War, 1939-1945--Ukraine, Western.
World War, 1939-1945--Ukraine--Lʹviv.
World War, 1939-1945--Underground movements--Ukraine--Lʹviv.
Princeton subject headings:
Lʹviv (Ukraine)--History.
Poland--History--Occupation, 1939-1945.
Soviet Union--History--1939-1945.
Ukraine--History--1921-1944.
World War, 1939-1945--Ukraine--Lʹviv.