Gaya APA

, ., Posamentier, A, S. (2003). Math charmers: tantalizing tidbits for the mind . New York: New York: Prometheus Books, 2003.

Gaya MLA

, ., Posamentier, Alfred, S. "Math charmers: tantalizing tidbits for the mind". New York: New York: Prometheus Books, 2003, 2003. .