Columbia subject headings:
World War, 1914-1918--Atrocities--Belgium.
World War, 1914-1918--Belgium.
World War, 1914-1918--Sources.
Harvard subject headings:
War (International law)
World War, 1914-1918--Atrocities--Germany
World War, 1914-1918--Destruction and pillage--Belgium.
World War, 1914-1918--Destruction and pillage--Germany.
World War, 1914-1918--Sources
Princeton subject headings: