Pelletier, R. (2005). It’s all about service: How to lead your people to care for your customers. John Wiley & Sons.
استشهاد بنمط شيكاغوPelletier, Ray. It’s All About Service: How to Lead Your People to Care for Your Customers. John Wiley & Sons, 2005.
MLA استشهادPelletier, Ray. It’s All About Service: How to Lead Your People to Care for Your Customers. John Wiley & Sons, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.