Reichheld, F. F., & Teal, T. (2001). The loyalty effect: The hidden force behind growth, profits, and lasting value. Harvard Business School Press.
Citação norma ChicagoReichheld, Frederick F., and Thomas Teal. The Loyalty Effect: The Hidden Force Behind Growth, Profits, and Lasting Value. Boston, Mass.: Harvard Business School Press, 2001.
Citação norma MLAReichheld, Frederick F., and Thomas Teal. The Loyalty Effect: The Hidden Force Behind Growth, Profits, and Lasting Value. Harvard Business School Press, 2001.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.