Sheth, J. N., & Parvatiyar, A. S. (2001). Customer relationship management: Emerging concepts, tool and applictions. Tata McGraw-Hill.
Chicago-tyylinen lähdeviittausSheth, Jagdish N., ja Atul Shainesh Parvatiyar. Customer Relationship Management: Emerging Concepts, Tool and Applictions. New Delhi: Tata McGraw-Hill, 2001.
MLA-viiteSheth, Jagdish N., ja Atul Shainesh Parvatiyar. Customer Relationship Management: Emerging Concepts, Tool and Applictions. Tata McGraw-Hill, 2001.
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