Denton, D. K. (1990). How to give quality service to your customers. Universal.
Chicago Edition CitationDenton, D. Keith. How to Give Quality Service to Your Customers. New Delhi: Universal, 1990.
Deismireacht MLADenton, D. Keith. How to Give Quality Service to Your Customers. Universal, 1990.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.