Columbia subject headings:
Law--United States--Bibliography.
National industrial recovery act, 1933--Bibliography.
United States--Politics and government--1933-1945--Bibliography.
United States--Politics and government--1933-1953--Bibliography.
United States. National Industrial Recovery Act of 1933--Bibliography.
Harvard subject headings:
Law--United States--Bibliography.
United States--Politics and government--1933-1945--Bibliography.
United States. National Industrial Recovery Act (1933)--Bibliography.
Princeton subject headings: