Columbia subject headings:
Harvard subject headings:
Caliphate--Early works to 1800.
Imamate--Early works to 1800.
ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-661--Imamate.
Princeton subject headings:
Caliphate--Early works to 1800.
Imamate--Early works to 1800.
ʻAlī ibn Abī Ṭālib, Caliph, approximately 600-661--Imamate.