Webb, M. J., & Gorman, T. (2006). Sales and marketing the Six Sigma Way. Kaplan Pub..
Chicago-čujuhus (17. p.)Webb, Michael J., juo Tom Gorman. Sales and Marketing the Six Sigma Way. Chicago: Kaplan Pub., 2006.
MLA-čujuhus (9. p.)Webb, Michael J., juo Tom Gorman. Sales and Marketing the Six Sigma Way. Kaplan Pub., 2006.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.