Columbia subject headings:
International law.
Terrorism--Prevention--International cooperation.
War on Terrorism, 2001-2009.
Harvard subject headings:
International crimes.
International law.
Terrorism (International law)
Terrorism--Prevention
Terrorism--Prevention--International cooperation
War on Terrorism, 2001-2009
Princeton subject headings:
International crimes.
Terrorism--Prevention--International cooperation.
Terrorism--Prevention--Law and legislation.
Terrorism.