Columbia subject headings:
Middle East--Foreign economic relations--United States.
Petroleum industry and trade--Government policy--United States--History--20th century.
Petroleum industry and trade--Middle East--History--20th century.
United States--Foreign economic relations--Middle East.
Harvard subject headings:
Middle East--Foreign economic relations--United States.
Petroleum industry and trade--Government policy--United States--History--20th century.
Petroleum industry and trade--Middle East--History--20th century.
United States--Foreign economic relations--Middle East.
Princeton subject headings:
Middle East--Foreign economic relations--United States.
Petroleum industry and trade--Government policy--United States--History--20th century.
Petroleum industry and trade--Middle East--History--20th century.
United States--Foreign economic relations--Middle East.