Baran, R. J. a. G. (2017). Customer Relationship Management The Foundation of Contemporary Marketing Strategy (2nd.). Routledge.
Chicago-čujuhus (17. p.)Baran, Roger J and Galka. Customer Relationship Management The Foundation of Contemporary Marketing Strategy. 2nd. Routledge, 2017.
MLA-čujuhus (9. p.)Baran, Roger J and Galka. Customer Relationship Management The Foundation of Contemporary Marketing Strategy. 2nd. Routledge, 2017.
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