Allen, D. R. (2004). Customer satisfaction research management: A comprehensive guide to integrating customer loyalty and satisfaction metrics in the management of complex organizations. ASQ Quality Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAllen, Danica R. Customer Satisfaction Research Management: A Comprehensive Guide to Integrating Customer Loyalty and Satisfaction Metrics in the Management of Complex Organizations. Milwaukee, Wisconsin: ASQ Quality Press, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAllen, Danica R. Customer Satisfaction Research Management: A Comprehensive Guide to Integrating Customer Loyalty and Satisfaction Metrics in the Management of Complex Organizations. ASQ Quality Press, 2004.
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