Buttle, F. (2015). Customer relationship management: Concepts and technologies. Routledge, Taylor & Francis.
Čikaški stil citiranjaButtle, Francis. Customer Relationship Management: Concepts and Technologies. Routledge, Taylor & Francis, 2015.
MLA način citiranjaButtle, Francis. Customer Relationship Management: Concepts and Technologies. Routledge, Taylor & Francis, 2015.
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