Columbia subject headings:
Harvard subject headings:
Indonesia--History--Japanese occupation, 1942-1945.
Railroads--Indonesia--Sumatra.
World War, 1939-1945--Atrocities.
World War, 1939-1945--Conscript labor--Indonesia--Sumatra.
World War, 1939-1945--Indonesia--Sumatra.
World War, 1939-1945--Prisoners and prisons, Japanese.
World War, 1939-1945--Transportation.
Princeton subject headings:
Indonesia--History--Japanese occupation, 1942-1945.
Railroads--Indonesia--Sumatra.
World War, 1939-1945--Indonesia--Sumatra.
World War, 1939-1945--Prisoners and prisons, Japanese.