Keller, G. (2009). Statistics for Management. Oxford University Press.
Chicago-čujuhus (17. p.)Keller, Gerald. Statistics for Management. New Delhi: Oxford University Press, 2009.
MLA-čujuhus (9. p.)Keller, Gerald. Statistics for Management. Oxford University Press, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.