Gronroos, C. (2001). Services management and marketing: A customer relationship management approach (2nd edition.). John Wiley and Sons Limited.
Citação norma ChicagoGronroos, Christian. Services Management and Marketing: A Customer Relationship Management Approach. 2nd edition. New York: John Wiley and Sons Limited, 2001.
Citação norma MLAGronroos, Christian. Services Management and Marketing: A Customer Relationship Management Approach. 2nd edition. John Wiley and Sons Limited, 2001.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.