Clawson, C. C. (2004). Mathematical mysteries: The beauty and magic of numbers. Viva Books.
Chicago-stil citatClawson, Calvin C. Mathematical Mysteries: The Beauty and Magic of Numbers. New Delhi: Viva Books, 2004.
MLA-referensClawson, Calvin C. Mathematical Mysteries: The Beauty and Magic of Numbers. Viva Books, 2004.
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