Barlow, J., & Møller, C. (2008). A complaint is a gift: Recovering customer loyalty when things go wrong (Second edition, revised and expanded.). Berrett-Koehler Publishers.
Chicago-Zitierstil (17. Ausg.)Barlow, Janelle, und Claus Møller. A Complaint Is a Gift: Recovering Customer Loyalty When Things Go Wrong. Second edition, revised and expanded. San Francisco, Calif: Berrett-Koehler Publishers, 2008.
MLA-Zitierstil (9. Ausg.)Barlow, Janelle, und Claus Møller. A Complaint Is a Gift: Recovering Customer Loyalty When Things Go Wrong. Second edition, revised and expanded. Berrett-Koehler Publishers, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.