APA-viite (7. p.)

ebrary, Inc. (2005). Customer relationship management: An Emerald guide. Emerald Group Publishing.

Chicago-viite (17. p.)

ebrary, Inc. Customer Relationship Management: An Emerald Guide. Bradford, England: Emerald Group Publishing, 2005.

MLA-viite (9. p.)

ebrary, Inc. Customer Relationship Management: An Emerald Guide. Emerald Group Publishing, 2005.