PARVATIYAR A. (2001). CUSTOMER RELATIONSHIP MANAGEMENT. TATA MCGRAW-HILL PUBLISHING COMPANY.
Chicago-čujuhus (17. p.)PARVATIYAR A. CUSTOMER RELATIONSHIP MANAGEMENT. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY, 2001.
MLA-čujuhus (9. p.)PARVATIYAR A. CUSTOMER RELATIONSHIP MANAGEMENT. TATA MCGRAW-HILL PUBLISHING COMPANY, 2001.
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