Παραπομπή APA

Clawson, C. C. (2004). Mathematical traveller: Exploring the grand history of numbers. Viva Books.

Παραπομπή Chicago Style

Clawson, Calvin C. Mathematical Traveller: Exploring the Grand History of Numbers. New Delhi: Viva Books, 2004.

Παραπομπή MLA

Clawson, Calvin C. Mathematical Traveller: Exploring the Grand History of Numbers. Viva Books, 2004.