Byham, W. C., & Crew, R. (1997). Dazzling your customers through service. Bridgeville, Pa: DDI Press.
استشهاد بنمط شيكاغوByham, William C., و Ray Crew. Dazzling Your Customers Through Service. Bridgeville, Pa: DDI Press, 1997.
MLA استشهادByham, William C., و Ray Crew. Dazzling Your Customers Through Service. Bridgeville, Pa: DDI Press, 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.