Columbia subject headings:
Terrorism--Prevention--Government policy--United States.
Terrorism.
United States--Politics and government--1977-1981.
Harvard subject headings:
Terrorism--Prevention--Government policy--United States
Terrorism.
United States--Politics and government--1977-1981.
Princeton subject headings:
Terrorism--Prevention--Government policy--United States.
Terrorism.
United States--Politics and government--1977-1981.