Sheth, J. (2017). Customer Relationship Management (1st.). McGraw Hill.
Čikaški stil citiranja (17. izdanje)Sheth, Jagdish. Customer Relationship Management. 1st. McGraw Hill, 2017.
MLA način citiranja (9. izdanje)Sheth, Jagdish. Customer Relationship Management. 1st. McGraw Hill, 2017.
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