Columbia subject headings:
Forced labor--Soviet Union--History--20th century.
Prisoners of war--Japan--Soviet Union.
World War, 1939-1945--Conscript labor--Soviet Union.
World War, 1939-1945--Prisoners and prisons, Japanese.
Harvard subject headings:
Forced labor--Soviet Union--History--20th century.
Prisoners of war--Soviet Union.
World War, 1939-1945--Conscript labor--Soviet Union.
World War, 1939-1945--Prisoners and prisons, Japanese.
Princeton subject headings:
Forced labor--Soviet Union--History--20th century.
Prisoners of war, Japanese--Soviet Union.
World War, 1939-1945--Conscript labor--Soviet Union.
World War, 1939-1945--Prisoners and prisons, Japanese.