Columbia subject headings:
Harvard subject headings:
Atomic bomb--History
Hiroshima-shi (Japan)--History--Bombardment, 1945.
United States--Military policy.
World War, 1939-1945--Moral and ethical aspects.
Princeton subject headings:
Atomic bomb--History.
Hiroshima-shi (Japan)--History--Bombardment, 1945.
United States--Military policy.
World War, 1939-1945--Moral and ethical aspects.