Columbia subject headings:
Verdun, Battle of, Verdun, France, 1916.
World War, 1939-1945--Campaigns--France--Verdun.
Harvard subject headings:
Verdun, Battle of, Verdun, France, 1916
World War, 1914-1918--Campaigns--France
Princeton subject headings:
Verdun, Battle of, Verdun, France, 1916.
World War, 1939-1945--Campaigns--France--Verdun.