Columbia subject headings:
Industrial policy--United States.
National industrial recovery act, 1933.
United States. National Recovery Administration--Codes.
Harvard subject headings:
Industrial organization.
Industrial policy--United States
United States. National Industrial Recovery Act (1933)
United States. National Industrial Recovery Act of 1933.
United States. National Recovery Administration
United States. National Recovery Administration--Codes.
United States. National Recovery Administration.
Princeton subject headings: