Columbia subject headings:
Policy sciences.
Trade regulation--United States.
United States--Economic policy--1971-1981.
United States--Social policy.
Harvard subject headings:
Policy sciences.
Trade regulation--United States
United States--Economic policy--1971-1981.
United States--Social policy.
Princeton subject headings:
Policy sciences.
Trade regulation--United States.
United States--Economic policy--1971-1981.
United States--Social policy.