Columbia subject headings:
United States--Periodicals.
United States--Politics and government--1989---Periodicals.
Harvard subject headings:
United States--Periodicals.
United States--Politics and government--1989---Periodicals.
Princeton subject headings:
Periodicals.
United States--Economic conditions--1971---Periodicals.
United States--Economic policy--1971---Periodicals.
United States--Foreign economic relations--Periodicals.
United States--Foreign relations--1971---Periodicals.
United States--Politics and government--Periodicals.