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Lua i Stíl Chicago (17ú heag.)Prior, Daniel D: Buttle. Customer Relationship Management: Concepts, Application & Technologies. 5th. London, New York: Routledge, 2024.
Lua MLA (9ú heag.)Prior, Daniel D: Buttle. Customer Relationship Management: Concepts, Application & Technologies. 5th. Routledge, 2024.
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