Calidad total en la gestión de servicios4.1Author: Valarie A. Zeithaml, A. Parasuraman, Leonard L. Berry$30.17Add to cart1 available offer
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Delivering Quality Service4.5Author: Valarie A. Zeithaml, A. Parasuraman, Leonard L. Berry$23.85$28.18Add to cart1 available offer
Marketing Services: Competing Through Quality4.3Author: Leonard L. Berry, A. Parasuraman$20.57$48.71Add to cart1 available offer
