Columbia subject headings:
Drug control--United States.
Narcotic laws--United States.
Harvard subject headings:
Drug control--Political aspects--United States.
Drug control--United States
Narcotic laws--United States
United States--Politics and government--1969-1974
Princeton subject headings:
Drug control--Political aspects--United States.
Drug control--United States.
United States--Politics and government--1969-1974.