एपीए उद्धरण

 Buttle, F. (2015).  Customer relationship management: Concepts and technologies.  Routledge, Taylor & Francis.

शिकागो स्टाइल उद्धरण

 Buttle, Francis.  Customer Relationship Management: Concepts and Technologies.  Routledge, Taylor & Francis, 2015.

एमएलए उद्धरण

 Buttle, Francis.  Customer Relationship Management: Concepts and Technologies.  Routledge, Taylor & Francis, 2015.