ARMISTEAD COLIN G. (1992). CUSTOMER SERVICE AND REPORT. PITMAN PUBLICATIONS.
Chicago-čujuhus (17. p.)ARMISTEAD COLIN G. CUSTOMER SERVICE AND REPORT. LONDON: PITMAN PUBLICATIONS, 1992.
MLA-čujuhus (9. p.)ARMISTEAD COLIN G. CUSTOMER SERVICE AND REPORT. PITMAN PUBLICATIONS, 1992.
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