Columbia subject headings:
Africa, North--Kings and rulers--Biography.
Almoravides--Biography.
Spain--Kings and rulers--Biography.
ʻAlī ibn Yūsuf, Almoravid Emir, 1084 or 1085-1143.
Harvard subject headings:
Africa, North--Kings and rulers--Biography.
Almoravides--Biography.
Spain--Kings and rulers--Biography.
ʻAlī ibn Yūsuf, Almoravid Emir, 1084 or 1085-1143.
Princeton subject headings:
Africa, North--Kings and rulers--Biography.
Almoravides--Biography.
Spain--Kings and rulers--Biography.
ʻAlī ibn Yūsuf, Almoravid Emir, 1084 or 5-1143.