APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc. (2006). Customer loyalty, retention, and customer relationship management. Emerald Group Publishing.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc. Customer Loyalty, Retention, and Customer Relationship Management. Bradford, England: Emerald Group Publishing, 2006.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc. Customer Loyalty, Retention, and Customer Relationship Management. Emerald Group Publishing, 2006.