ebrary, Inc. (2005). Customer relationship management: An Emerald guide. Emerald Group Publishing.
Chicago-čujuhus (17. p.)ebrary, Inc. Customer Relationship Management: An Emerald Guide. Bradford, England: Emerald Group Publishing, 2005.
MLA-čujuhus (9. p.)ebrary, Inc. Customer Relationship Management: An Emerald Guide. Emerald Group Publishing, 2005.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.