Gronroos, C. . . .. (2007). Service management and marketing: Customer relationship management approach (2nd ed.). John Wiley.
Citação norma ChicagoGronroos, Christian. Service Management and Marketing: Customer Relationship Management Approach. 2nd ed. London: John Wiley, 2007.
Citação norma MLAGronroos, Christian. Service Management and Marketing: Customer Relationship Management Approach. 2nd ed. John Wiley, 2007.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.