Columbia subject headings:
Globalization--Economic aspects.
Globalization--Political aspects.
Petroleum industry and trade--Political aspects--United States.
Petroleum industry and trade--Political aspects.
Terrorism--Economic aspects.
Harvard subject headings:
Globalization--Economic aspects
Globalization--Political aspects.
Petroleum industry and trade--Political aspects
Petroleum industry and trade--Political aspects--United States
Terrorism--Economic aspects
Princeton subject headings:
Globalization--Economic aspects.
Globalization--Political aspects.
Petroleum industry and trade--Political aspects--United States.
Petroleum industry and trade--Political aspects.
Terrorism--Economic aspects.