Columbia subject headings:
Bektashi--Doctrines.
Shiites--Turkey--History.
Shīʻah--Doctrines.
Shīʻah--Turkey--History.
Harvard subject headings:
Bektashi--Doctrines.
Shiites--Turkey--History.
Shīʻah--Doctrines
Shīʻah--Turkey--History.
Princeton subject headings:
Bektashi--Doctrines.
Shiites--Turkey--History.
Shīʻah--Doctrines.
Shīʻah--Turkey--History.