Ifrah, G. (1998). The universal history of numbers: From prehistory to the invention of the computer (1. publ. in Great Britain.). Harvill Press.
Chicago-Zitierstil (17. Ausg.)Ifrah, Georges. The Universal History of Numbers: From Prehistory to the Invention of the Computer. 1. publ. in Great Britain. London: Harvill Press, 1998.
MLA-Zitierstil (9. Ausg.)Ifrah, Georges. The Universal History of Numbers: From Prehistory to the Invention of the Computer. 1. publ. in Great Britain. Harvill Press, 1998.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.