Columbia subject headings:
Islam and politics.
Islamic fundamentalism.
Jihad--Social aspects.
Radicalism--History.
Radicalism--Religious aspects--Islam.
Terrorism--Religious aspects--Islam.
Harvard subject headings:
Islam and politics.
Islamic fundamentalism
Jihad--Social aspects.
Radicalism--History.
Radicalism--Religious aspects--Islam
Terrorism--Religious aspects--Islam
Princeton subject headings:
Islam and politics.
Islamic fundamentalism.
Jihad--Social aspects.
Radicalism--History.
Radicalism--Religious aspects--Islam.
Terrorism--Religious aspects--Islam.
Terrorists.
Violence.