Encyclopaedia Iranica - Yar-Shater, Ehsan (Encyclopaedia Iranica Foundation, 1983)
Issued in fascicles; issued also in bound volumes.
Vol. 1-4 erschienen bei Routledge & Kegan Paul. Vol. 5-8 erschienen bei Mazda Publishers. Ab Vol. 9 erschienen bei Bibliotheca Persica Press, ab. Vol. 11 Encyclopaedia Iranica Foundation, New York.