Columbia subject headings:
Civil defense--Bibliography.
World War, 1939-1945--Bibliography.
World War, 1939-1945--Economic aspects--Bibliography.
Harvard subject headings:
Civil defense--Bibliography
World War, 1939-1945--Bibliography.
World War, 1939-1945--Economic aspects--Bibliography.
Princeton subject headings:
Civil defense--Bibliography.
World War, 1939-1945--Bibliography.
World War, 1939-1945--Economic aspects--Bibliography.