Columbia subject headings:
Administrative agencies--United States.
Administrative procedure--United States.
Presidents--United States.
Trade regulation--United States.
United States--Politics and government--1945-1989.
Harvard subject headings:
Administrative agencies--United States
Administrative procedure--United States.
Presidents--United States
Trade regulation--United States
United States--Politics and government--1945-1989.
Princeton subject headings:
Administrative agencies--United States.
Administrative procedure--United States.
Presidents--United States.
Trade regulation--United States.
United States--Politics and government--1945-1989.