Khurrana, P. (2005). Numerology, love and sex - an everyday guide. Indiana Books.
Chicago Style (17th ed.) ZitazioaKhurrana, P. Numerology, Love and Sex - an Everyday Guide. New Delhi: Indiana Books, 2005.
MLA (9th ed.) ZitazioaKhurrana, P. Numerology, Love and Sex - an Everyday Guide. Indiana Books, 2005.
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