Reichheld, F. F. (1996). The Quest for loyalty: Creating value through partnership. Harvard Business School Press.
Chicago-Zitierstil (17. Ausg.)Reichheld, Frederick F. The Quest for Loyalty: Creating Value Through Partnership. Boston, Mass: Harvard Business School Press, 1996.
MLA-Zitierstil (9. Ausg.)Reichheld, Frederick F. The Quest for Loyalty: Creating Value Through Partnership. Harvard Business School Press, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.