Columbia subject headings:
Khalīfah ibn ʻAskar.
Libya--History.
Revolutionaries--Libya.
Harvard subject headings:
Ibn ʻAskar, Khalīfah ibn Saʻīd ibn ʻAlī, -1922.
Libya--History
Princeton subject headings:
Ibn ʻAskar, Khalīfah.
Libya--History.
Revolutionaries--Libya.