Keller, G. (2018). Statistics for Management and Economics (11th.). Cengage.
Chicago-čujuhus (17. p.)Keller, Gerald. Statistics for Management and Economics. 11th. Cengage, 2018.
MLA-čujuhus (9. p.)Keller, Gerald. Statistics for Management and Economics. 11th. Cengage, 2018.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.