Columbia subject headings:
Harvard subject headings:
Islamic fundamentalism.
Moussaoui, Zacarias, 1968-
September 11 Terrorist Attacks, 2001.
Terrorism--Africa--Religious aspects--Islam.
Terrorism--Religious aspects--Islam
Terrorism--United States
Terrorists--France--Biography.
Princeton subject headings:
Moussaoui, Zacarias, 1968-
Terrorists--France--Biography.
Terrorists--United States--Biography.