Ifrah, G., & Bellos, D. (2005). Universal history of numbers: From prehistory to the invention of the computer v.2. Penguin.
シカゴスタイル引用形Ifrah, Georges, , David Bellos. Universal History of Numbers: From Prehistory to the Invention of the Computer V.2. New Delhi: Penguin, 2005.
MLA引用形式Ifrah, Georges, , David Bellos. Universal History of Numbers: From Prehistory to the Invention of the Computer V.2. Penguin, 2005.
警告: この引用は必ずしも正確ではありません.