Maklan, S. (2019). Customer Relationship Management: Concepts and Technologies (4th.). Routledge.
Chicago-referens (17:e uppl.)Maklan, Stan. Customer Relationship Management: Concepts and Technologies. 4th. New York: Routledge, 2019.
MLA-referens (9:e uppl.)Maklan, Stan. Customer Relationship Management: Concepts and Technologies. 4th. Routledge, 2019.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.