Chang, R. Y., & Kelly, P. K. (1994). Satisfying internal customers first: A practical guide to improving internal and external customer satisfaction. Wheeler Publishing.
Styl ChicagoChang, Richard Y., a P. Keith Kelly. Satisfying Internal Customers First: A Practical Guide to Improving Internal and External Customer Satisfaction. New Delhi: Wheeler Publishing, 1994.
Citace podle MLAChang, Richard Y., a P. Keith Kelly. Satisfying Internal Customers First: A Practical Guide to Improving Internal and External Customer Satisfaction. Wheeler Publishing, 1994.
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