Columbia subject headings:
Mysticism--Zoroastrianism.
Zoroastrianism.
Zoroastrians--India.
Harvard subject headings:
Azar Kaivan, 1533?-1618?
Gnosticism
Irani, Sheriar Mundegar, 1853-1932.
Zoroastrians--Biography.
Princeton subject headings:
Mysticism--Zoroastrianism.
Zoroastrianism.
Zoroastrians--India.