Columbia subject headings:
Libya--Foreign relations--United States.
Libya--Politics and government--1969-2011.
United States--Foreign relations--Libya.
Harvard subject headings:
Libya--Foreign relations--United States.
Libya--Politics and government--1969-2011
United States--Foreign relations--Libya.
Princeton subject headings:
Libya--Foreign relations--United States.
Libya--Politics and government--1969-.
United States--Foreign relations--Libya.