Heil, G. (2006). Employee management and customer service in the retail industry. Hoboken, N.J: Wiley.
استشهاد بنمط شيكاغوHeil, Gary. Employee Management and Customer Service in the Retail Industry. Hoboken, N.J: Wiley, 2006.
MLA استشهادHeil, Gary. Employee Management and Customer Service in the Retail Industry. Hoboken, N.J: Wiley, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.