Blanchard, K., & Ballard, J. (2005). Customer mania its never too late to build a customer focused company. Harper Collins.
Chicago-čujuhus (17. p.)Blanchard, K., juo J. Ballard. Customer Mania Its Never Too Late to Build a Customer Focused Company. New Delhi: Harper Collins, 2005.
MLA-čujuhus (9. p.)Blanchard, K., juo J. Ballard. Customer Mania Its Never Too Late to Build a Customer Focused Company. Harper Collins, 2005.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.