Columbia subject headings:
Saint Petersburg (Russia)--History--Siege, 1941-1944.
World War, 1939-1945--Russia (Federation)--Saint Petersburg--History--Sources.
Harvard subject headings:
Saint Petersburg (Russia)--History--Siege, 1941-1944.
World War, 1939-1945--Russia (Federation)--Saint Petersburg--History--Sources.
Princeton subject headings:
Saint Petersburg (Russia)--History--Siege, 1941-1944.
World War, 1939-1945--Russia (Federation)--Saint Petersburg--History--Sources.