Reichheld, F. F., & Teal, T. (2001). The loyalty effect: The hidden force behind growth, profits, and lasting value. Harvard Business School Press.
Chicago ZitierstilReichheld, Frederick F., und Thomas Teal. The Loyalty Effect: The Hidden Force Behind Growth, Profits, and Lasting Value. Boston, Mass.: Harvard Business School Press, 2001.
MLA ZitierstilReichheld, Frederick F., und Thomas Teal. The Loyalty Effect: The Hidden Force Behind Growth, Profits, and Lasting Value. Harvard Business School Press, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.