Columbia subject headings:
Islamic fundamentalism--Arab countries.
Terrorism--Political aspects--21st century.
Terrorism--Religious aspects--Islam.
Violence--Religious aspects--Islam.
Harvard subject headings:
IS (Organization)--History.
Ikhwān al-Muslimūn--History.
Islam--Societies, etc.
Jamāʻat al-Takfīr wa-al-Hijrah (Egypt)--History.
Taplīk Jamāat--History.
Ḥizb al-Nūr (Egypt)--History.
Princeton subject headings:
Ḥizb al-Nūr (Egypt)--History.
IS (Organization)--History.
Ikhwān al-Muslimūn--History.
Islam--Societies, etc.
Jamāʻat al-Takfīr wa-al-Hijrah (Egypt)--History.
Taplīk Jamāat--History.