Columbia subject headings:
Celâleddîn Ergûn Çelebi, -1373.
Mevleviyeh.
Sufis--Turkey.
Harvard subject headings:
Celâleddîn Ergûn Çelebi, -1373.
Mevleviyeh.
Sufis--Turkey.
Princeton subject headings:
Celâleddîn Ergûn Çelebi, -1373.
Mevleviyeh.
Sufis--Turkey.