Columbia subject headings:
Islamic countries--Foreign relations--United States.
September 11 Terrorist Attacks, 2001--Causes.
Terrorism--Israel.
Terrorism--United States.
United States--Foreign relations--Islamic countries.
Harvard subject headings:
Islamic countries--Foreign relations--United States.
September 11 Terrorist Attacks, 2001--Causes.
Terrorism--Israel
Terrorism--United States
United States--Foreign relations--Islamic countries.
Princeton subject headings:
Islamic countries--Foreign relations--United States.
September 11 Terrorist Attacks, 2001--Causes.
Terrorism--Israel.
Terrorism--United States.
United States--Foreign relations--Islamic countries.