Sepharial. (2004). Practical numerology: A handbook of interpretation. Indigo Books.
Chicago Style (17th ed.) CitationSepharial. Practical Numerology: A Handbook of Interpretation. New Delhi: Indigo Books, 2004.
MLA (9th ed.) CitationSepharial. Practical Numerology: A Handbook of Interpretation. Indigo Books, 2004.
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