Columbia subject headings:
Islam--20th century.
Panislamism.
ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-661.
Harvard subject headings:
Islam--20th century
Panislamism.
ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-661
Princeton subject headings:
Islam--20th century.
Panislamism.
ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-661.