Dixon, M. Reinventing customer service: How T-Mobile achieved record levels of quality and productivity. Harvard Business Review.
Čikaški stil citiranja (17. izdanje)Dixon, Matthew. "Reinventing Customer Service: How T-Mobile Achieved Record Levels of Quality and Productivity." Harvard Business Review .
MLA način citiranja (9. izdanje)Dixon, Matthew. "Reinventing Customer Service: How T-Mobile Achieved Record Levels of Quality and Productivity." Harvard Business Review, .
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