APA-viite (7. p.)
Peppers, D., & Rogers, M. (2011). Managing customer relationships: A strategic framework (2nd ed.). Wiley.
Chicago-viite (17. p.)
Peppers, Don, ja Martha Rogers. Managing Customer Relationships: A Strategic Framework. 2nd ed. Hoboken, N.J.: Wiley, 2011.
MLA-viite (9. p.)
Peppers, Don, ja Martha Rogers. Managing Customer Relationships: A Strategic Framework. 2nd ed. Wiley, 2011.
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