Sheth, J. N., & PARVATIYAR ATUL; G SHAINESH. (2019). Customer Relationship Management: Emerging Concepts, Tools, and Applications. Mcgraw Hill.
Lua i Stíl Chicago (17ú heag.)Sheth, Jagdish N., agus PARVATIYAR ATUL; G SHAINESH. Customer Relationship Management: Emerging Concepts, Tools, and Applications. New Delhi: Mcgraw Hill, 2019.
Lua MLA (9ú heag.)Sheth, Jagdish N., agus PARVATIYAR ATUL; G SHAINESH. Customer Relationship Management: Emerging Concepts, Tools, and Applications. Mcgraw Hill, 2019.
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