Columbia subject headings:
Harvard subject headings:
World War, 1914-1918--Atrocities
World War, 1914-1918--Belgium
World War, 1914-1918--Deportations from Belgium
Princeton subject headings:
World War, 1914-1918--Atrocities.
World War, 1914-1918--Belgium.
World War, 1914-1918--Deportations from Belgium.