Columbia subject headings:
Harvard subject headings:
Mineral industries--Government policy--United States--Congresses.
National security--United States--Congresses
Strategic materials--Government policy--United States--Congresses.
United States--Foreign relations--1981-1989--Congresses.
Princeton subject headings:
Mineral industries--Government policy--United States--Congresses.
National security--United States--Congresses.
Strategic materials--Government policy--United States--Congresses.
United States--Foreign relations--1981---Congresses.