Inghilleri, L., & Solomon, M. (2010). Exceptional service, exceptional profit: The secrets of building a five-star customer service organization. American Management Association.
Čikaški stil citiranja (17. izdanje)Inghilleri, Leonardo, i Micah Solomon. Exceptional Service, Exceptional Profit: The Secrets of Building a Five-star Customer Service Organization. New York: American Management Association, 2010.
MLA način citiranja (9. izdanje)Inghilleri, Leonardo, i Micah Solomon. Exceptional Service, Exceptional Profit: The Secrets of Building a Five-star Customer Service Organization. American Management Association, 2010.
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