Columbia subject headings:
Katyn Massacre, Katynʹ, Russia, 1940--Sources.
Poland. Armia--Registers of dead.
Prisoners of war--Soviet Union--Sources.
World War, 1939-1945--Atrocities--Soviet Union--Sources.
World War, 1939-1945--Prisoners and prisons, Russian--Sources.
World War, 1939-1945--Registers of dead--Poland.
Harvard subject headings:
Katyn Massacre, Katynʹ, Russia, 1940.
Poland--Armed Forces--Registers of dead.
World War, 1939-1945--Registers of dead--Poland.
Princeton subject headings:
Katyn Massacre, Katynʹ, Russia, 1940.
Poland. Armia--Registers of dead.
World War, 1939-1945--Registers of dead--Poland.