Columbia subject headings:
Dervishes--Early works to 1800.
Dervishes--History.
Dervishes--Turkey--History.
Harvard subject headings:
Dervishes--Early works to 1800.
Dervishes--History.
Dervishes--Turkey--History.
Jalāl al-Dīn Rūmī, Maulana, 1207-1273
Mevleviyeh--Attitudes.
Mevleviyeh--Turkey--History.
Princeton subject headings: