Clawson, C. C. (2004). Mathematical mysteries: The beauty and magic of numbers. Viva Books.
Chicago Style aipamenaClawson, Calvin C. Mathematical Mysteries: The Beauty and Magic of Numbers. New Delhi: Viva Books, 2004.
MLA aipamenaClawson, Calvin C. Mathematical Mysteries: The Beauty and Magic of Numbers. Viva Books, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.