McLean-Conner, P. (2006). Customer service: Utility style proven strategies for improving customer service and reducing customer care costs. PennWell Corporation.
Chicago-Zitierstil (17. Ausg.)McLean-Conner, Penni. Customer Service: Utility Style Proven Strategies for Improving Customer Service and Reducing Customer Care Costs. Tulsa: PennWell Corporation, 2006.
MLA-Zitierstil (8. Ausg.)McLean-Conner, Penni. Customer Service: Utility Style Proven Strategies for Improving Customer Service and Reducing Customer Care Costs. PennWell Corporation, 2006.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.