Columbia subject headings:
Ahi Evran Veli, 1236?-1329?
Muslim saints--Turkey.
Sufis--Turkey--History.
Harvard subject headings:
Ahi Evran Veli, 1236?-1329?
Futuwwa (Islamic social groups)--Turkey.
Guilds--Turkey--History.
Princeton subject headings:
Ahi Evran Veli, 1236?-1329?
Muslim saints--Turkey.
Sufis--Turkey--History.