Gibson-Odgers, P. (2008). The world of customer service. Mason, Ohio: Thomson.
Trích dẫn kiểu ChicagoGibson-Odgers, Pattie. The World of Customer Service. Mason, Ohio: Thomson, 2008.
MLA CitationGibson-Odgers, Pattie. The World of Customer Service. Mason, Ohio: Thomson, 2008.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.