Spencer, H. S. (1965). The Aryan ecliptic cycle: Glimpses into ancient Indo-Iranian religious history from 25628 b.C. to 292 a.D. Vaswani.
Chicago-Zitierstil (17. Ausg.)Spencer, Hormusjee Shapoorjee. The Aryan Ecliptic Cycle: Glimpses into Ancient Indo-Iranian Religious History from 25628 B.C. to 292 A.D. Poona: Vaswani, 1965.
MLA-Zitierstil (9. Ausg.)Spencer, Hormusjee Shapoorjee. The Aryan Ecliptic Cycle: Glimpses into Ancient Indo-Iranian Religious History from 25628 B.C. to 292 A.D. Vaswani, 1965.
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