Columbia subject headings:
Persian literature.
Sufi literature.
Harvard subject headings:
Religious life--Islam--Early works to 1800.
Sufi parables.
Sufi poetry, Persian--Translations into English
Sufi poetry.
Sufism--Early works to 1800
Sufism.
Princeton subject headings:
Persian literature--Translations into English.
Sufi literature--Translations into English.