PEPPERS DON. (2004). MANAGING CUSTOMER RELATIONSHIP. JOHN WILEY AND SONS.
Chicago-čujuhus (17. p.)PEPPERS DON. MANAGING CUSTOMER RELATIONSHIP. NEW JERSEY: JOHN WILEY AND SONS, 2004.
MLA-čujuhus (9. p.)PEPPERS DON. MANAGING CUSTOMER RELATIONSHIP. JOHN WILEY AND SONS, 2004.
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