APA-čujuhus (7. p.)
Ifrah, G., & Bair, L. (1987). From one to zero: A universal history of numbers. Penguin Books.
Chicago-čujuhus (17. p.)
Ifrah, Georges, juo Lowell Bair. From One to Zero: A Universal History of Numbers. New York: Penguin Books, 1987.
MLA-čujuhus (9. p.)
Ifrah, Georges, juo Lowell Bair. From One to Zero: A Universal History of Numbers. Penguin Books, 1987.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.