Black, K. (2013). Applied Business Statistics (7th.). Wiley.
Chicago-čujuhus (17. p.)Black, Ken. Applied Business Statistics. 7th. Mumbai: Wiley, 2013.
MLA-čujuhus (9. p.)Black, Ken. Applied Business Statistics. 7th. Wiley, 2013.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.