MACNEILL DEBRA J. (1994). CUSTOMER SERVICE EXCELLENCE. BUSINESS ONE IRWIN.
Chicago-čujuhus (17. p.)MACNEILL DEBRA J. CUSTOMER SERVICE EXCELLENCE. NEW YORK: BUSINESS ONE IRWIN, 1994.
MLA-čujuhus (9. p.)MACNEILL DEBRA J. CUSTOMER SERVICE EXCELLENCE. BUSINESS ONE IRWIN, 1994.
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