Columbia subject headings:
Baba İlyas, active 13th century--Disciples.
Baba İlyas, active 13th century.
Seljuks--Turkey--Religion.
Sufism--Turkey.
Turkmen--Turkey--Religion.
Harvard subject headings:
Bektashi.
Islam--Turkey--History
Seljuks.
Turkey--History--1288-1453.
Princeton subject headings:
Baba İlyas, 13th century--Disciples.
Baba İlyas, 13th century.
Seljuks--Turkey--Religion.
Sufism--Turkey.
Turkmen--Turkey--Religion.