...the first important original interpretation of early Iranian religion to have appeared in English.'
Bulletin of the School of Oriental and African Studies, 1977.
...will be invaluable to all Iranianists and other scholars interested in the developments of human thought and religious ideology.'
Archiv Orientúlnľ , 1978.
...will be welcomed by many who have long awaited a modern study of this kind...'
Society for Old Testament Study Booklist, 1977.