Newell, F. (2000). Loyalty.com customer relationship management in the new era of internet marketing. McGraw-Hill.
Chicago-Zitierstil (17. Ausg.)Newell, Frederick. Loyalty.com Customer Relationship Management in the New Era of Internet Marketing. McGraw-Hill, 2000.
MLA-Zitierstil (8. Ausg.)Newell, Frederick. Loyalty.com Customer Relationship Management in the New Era of Internet Marketing. McGraw-Hill, 2000.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.